Posts

Showing posts from September, 2020

2010 Cadillac Truck SRX AWD V6-3.0L Page 715

2010 Cadillac Truck SRX AWD V6-3.0L Page 715 * Perform the Diagnostic System Check - Vehicle (See: Testing and Inspection/Initial Inspection and Diagnostic Overview/Diagnostic System Check - Vehicle) prior to using this diagnostic procedure. * Review Strategy Based Diagnosis (See: Testing and Inspection/Initial Inspection and Diagnostic Overview/Strategy Based Diagnosis) for an overview of the diagnostic approach. * Diagnostic Procedure Instructions (See: Testing and Inspection/Initial Inspection and Diagnostic Overview/Diagnostic Procedure Instructions) provides an overview of each diagnostic category. DTC Descriptors DTC B3884 02 - Center High Mounted Brake Lamp Circuit Short to Ground DTC B3884 04 - Center High Mounted Brake Lamp Circuit Open Diagnostic Fault Information Circuit/System Description The brake pedal position sensor is used to sense the action of the driver application of the brake pedal. The brake pedal position sensor provides an analog voltage signal to the body cont

2010 Cadillac Truck SRX AWD V6-3.0L Page 752

2010 Cadillac Truck SRX AWD V6-3.0L Page 752 B3984 DTC B3984 Diagnostic Instructions * Perform the Diagnostic System Check - Vehicle (See: Testing and Inspection/Initial Inspection and Diagnostic Overview/Diagnostic System Check - Vehicle) prior to using this diagnostic procedure. * Review Strategy Based Diagnosis (See: Testing and Inspection/Initial Inspection and Diagnostic Overview/Strategy Based Diagnosis) for an overview of the diagnostic approach. * Diagnostic Procedure Instructions (See: Testing and Inspection/Initial Inspection and Diagnostic Overview/Diagnostic Procedure Instructions)provides an overview of each diagnostic category. DTC Descriptor DTC B3984 00 - Device 1 Environment Identifier Not Programmable Circuit/System Description When certain modules are programmed and configured during installation, the module learns a specific environment identifier which is unique to the vehicle. The environment identifier is used to prevent the swapping modules between vehicles. The

2010 Cadillac Truck SRX AWD V6-3.0L Page 1500

2010 Cadillac Truck SRX AWD V6-3.0L Page 1500 for purge valve. 4. Command the evaporative emission canister purge solenoid valve to 50 percent with a scan tool, or the evaporative emission canister vent solenoid valve ON and OFF. The test lamp should respond to the command. 瀚慖f the test lamp is always ON, test the control circuit for a short to ground. If the circuit tests normal, replace the K20 ECM. 瀚慖f the test lamp is always OFF, test the control circuit for a short to voltage or an open/high resistance. If the circuit tests normal, replace the K20 ECM. 5. If all circuits test normal, replace the appropriate solenoid valve. Repair Instructions Perform the Diagnostic Repair Verification (See: Verification Tests) after completing the diagnostic procedure. * Evaporative Emission Canister Purge Solenoid Valve Replacement (LF1) (See: Powertrain Management/Emission Control Systems/Evaporative Emissions System/Canister Purge Solenoid/Service and Repair)Evaporative Emission Canister Purge

2010 Cadillac Truck SRX AWD V6-3.0L Page 1139

2010 Cadillac Truck SRX AWD V6-3.0L Page 1139 DTC P0117 or P0118 (LF1) Diagnostic Instructions * Perform the Diagnostic System Check - Vehicle (See: Testing and Inspection/Initial Inspection and Diagnostic Overview/Diagnostic System Check - Vehicle) prior to using this diagnostic procedure. * Review Strategy Based Diagnosis (See: Testing and Inspection/Initial Inspection and Diagnostic Overview/Strategy Based Diagnosis) for an overview of the diagnostic approach. * Diagnostic Procedure Instructions (See: Testing and Inspection/Initial Inspection and Diagnostic Overview/Diagnostic Procedure Instructions) provides an overview of each diagnostic category. DTC Descriptors DTC P0117 - Engine Coolant Temperature (ECT) Sensor Circuit Low Voltage DTC P0118 - Engine Coolant Temperature (ECT) Sensor Circuit High Voltage Diagnostic Fault Information Typical Scan Tool Data Circuit Description The engine coolant temperature (ECT) sensor is a variable resistor that measures the temperature of the en

2010 Cadillac Truck SRX AWD V6-3.0L Page 762

2010 Cadillac Truck SRX AWD V6-3.0L Page 762 * The parking brake control module clears the history DTC when a current DTC is not detected in 40 ignition cycles. * Calibrate the parking brake control module. Reference Information Schematic Reference Park Brake System Schematics (See: Brakes and Traction Control/Parking Brake System/Diagrams/Electrical Diagrams) Connector End View Reference Component Connector End Views (See: Diagrams/Connector Views/Connector End Views By Name) Description and Operation Electronic Parking Brake Control Module Description (See: Brakes and Traction Control/Parking Brake System/Parking Brake Control Module/Description and Operation) Electrical Information Reference * Circuit Testing (See: Testing and Inspection/Component Tests and General Diagnostics/General Electrical Diagnostic Procedures/Circuit Testing/Circuit Testing) * Connector Repairs (See: Testing and Inspection/Component Tests and General Diagnostics/General Electrical Diagnostic Procedures/Conne

2010 Cadillac Truck SRX AWD V6-3.0L Page 682

2010 Cadillac Truck SRX AWD V6-3.0L Page 682 Repair Instructions Perform the Diagnostic Repair Verification (See: Verification Tests) after completing the diagnostic procedure. * Radio Control Switch Replacement - Steering Wheel (See: Accessories and Optional Equipment/Radio, Stereo, and Compact Disc/Radio/Stereo/Service and Repair/Radio Control Switch Replacement - Steering Wheel) * Control Module References (See: Testing and Inspection/Programming and Relearning) for BCM replacement, setup, and programming B3650 DTC B3650 Diagnostic Instructions * Perform the Diagnostic System Check - Vehicle (See: Testing and Inspection/Initial Inspection and Diagnostic Overview/Diagnostic System Check - Vehicle) prior to using this diagnostic procedure. * Review Strategy Based Diagnosis (See: Testing and Inspection/Initial Inspection and Diagnostic Overview/Strategy Based Diagnosis) for an overview of the diagnostic approach. * Diagnostic Procedure Instructions (See: Testing and Inspection/Initial

2010 Cadillac Truck SRX AWD V6-3.0L Page 681

2010 Cadillac Truck SRX AWD V6-3.0L Page 681 Circuit/System Testing 1. Ignition OFF, disconnect the harness connector at the S70L Steering Wheel Controls Switch - Left and the S70R Steering Wheel Controls Switch - Right. 2. Ignition ON, test for B+ between the voltage reference circuit terminal 1 and ground. 瀚慖f less than the specified value, test the voltage reference circuit for a short to ground or an open/high resistance. If the circuit tests normal, replace the K9 Body Control Module. 3. Test for B+ between the voltage reference circuit terminal 1 and the signal circuit terminals listed below: * Signal circuit terminal 6 - S70L Steering Wheel Controls Switch - Left * Signal circuit terminal 2 - S70R Steering Wheel Controls Switch - Right 瀚慖f less than the specified value, test the signal circuits for a short to voltage or an open/high resistance. If the circuit tests normal, replace the K9 Body Control Module. 4. Ignition OFF, disconnect the X3 harness connector at the K9 Body Con

2010 Cadillac Truck SRX AWD V6-3.0L Page 1006

2010 Cadillac Truck SRX AWD V6-3.0L Page 1006 Procedures/Connector Repairs/Connector Repairs) * Testing for Intermittent Conditions and Poor Connections (See: Testing and Inspection/Component Tests and General Diagnostics/General Electrical Diagnostic Procedures/Circuit Testing/Testing for Intermittent Conditions and Poor Connections) * Wiring Repairs (See: Testing and Inspection/Component Tests and General Diagnostics/General Electrical Diagnostic Procedures/Wiring Repairs/Wiring Repairs) DTC Type Reference Powertrain Diagnostic Trouble Code (DTC) Type Definitions (See: Diagnostic Trouble Code Descriptions/Powertrain Diagnostic Trouble Code (DTC) Type Definitions) Scan Tool Reference Control Module References (See: Testing and Inspection/Programming and Relearning) for scan tool information Circuit/System Testing 1. Ignition ON, observe the DTC information with a scan tool. Verify that none of the following DTCs are set. DTC P0010, P0013, P0020, P0023, P0335, P0336, P0340, P0341, P034

2010 Cadillac Truck SRX AWD V6-3.0L Page 92

2010 Cadillac Truck SRX AWD V6-3.0L Page 92 瀚慖f greater than the specified range, test both control circuits terminals for an open/high resistance. If the circuits test normal, replace the K36 SDM. 7. If all circuits test normal, replace the F105, F106 air bag or F112 seat belt retractor pretensioner. DTC B0019-B0020 1. Ignition OFF, disconnect harness connector X206. 2. Disconnect the scan tool. 3. Wait 120 seconds, test for greater than 25 ohm between the control circuit terminals listed below on the SDM side of the connector: * F105 Passenger instrument panel air bag stage 1 X206 terminal 1 and 2 * F105 Passenger instrument panel air bag stage 2 X206 terminal 4 and 5 瀚慖f less than the specified range, test for a short between the control circuits, check each connector and CPA to ensure that the shorting bars are lifted. If the circuits and shorting bars tests normal, replace the K36 SDM. 4. Ignition ON, test for less than 11 V between the control circuit terminals listed below and g

2010 Cadillac Truck SRX AWD V6-3.0L Page 175

2010 Cadillac Truck SRX AWD V6-3.0L Page 175 DTC B0088 05 - Right Rear Side Impact Sensor High/Voltage Open DTC B0088 0C - Right Rear Side Impact Sensor Low Current DTC B0088 39 - Right Rear Side Impact Sensor Internal Malfunction DTC B0088 3A - Right Rear Side Impact Sensor Incorrect Component Installed DTC B0088 71 - Right Rear Side Impact Sensor Invalid Data Diagnostic Fault Information Circuit/System Description The impact sensors are equipped on vehicles to supplement the Supplemental Inflatable Restraint (SIR) System performance. The impact sensors are electronic and are not part of the deployment loops, but instead provide inputs to the sensing and diagnostic module (SDM). The impact sensors can assist in determining the severity of some frontal and side collisions. The SDM uses the input from the impact sensors to assist in determining the severity of a collision further supporting air bag deployment. If the SDM determines a deployment is warranted, the SDM will cause current t

2010 Cadillac Truck SRX AWD V6-3.0L Page 57

2010 Cadillac Truck SRX AWD V6-3.0L Page 57 Repair Instructions Perform the Diagnostic Repair Verification (See: Verification Tests) after completing the diagnostic procedure. Control Module References (See: Testing and Inspection/Programming and Relearning) for radio or EBCM replacement, setup, and programming B001A DTC B001A or B001B Diagnostic Instructions * Perform the Diagnostic System Check - Vehicle (See: Testing and Inspection/Initial Inspection and Diagnostic Overview/Diagnostic System Check - Vehicle) prior to using this diagnostic procedure. * Review Strategy Based Diagnosis (See: Testing and Inspection/Initial Inspection and Diagnostic Overview/Strategy Based Diagnosis) for an overview of the diagnostic approach. * Diagnostic Procedure Instructions (See: Testing and Inspection/Initial Inspection and Diagnostic Overview/Diagnostic Procedure Instructions) provide an overview of each diagnostic category. DTC Descriptors DTC B001A 01 - Driver Seat Belt Anchor Pretensioner Deplo

2010 Cadillac Truck SRX AWD V6-3.0L Page 554

2010 Cadillac Truck SRX AWD V6-3.0L Page 554 The telematics communication interface control module detects a valid signal on the keypad signal circuit for longer than 15 seconds. If one of the OnStar(R) buttons is held or stuck for 15 seconds or greater, the telematics communication interface control module will set this DTC. Action Taken When the DTC Sets * The OnStar(R) status LED turns red. * No calls can be placed. * The telematics communication interface control module will ignore all inputs from the OnStar(R) button assembly. Conditions for Clearing the DTC * The condition responsible for setting the DTC no longer exists. * A history DTC will clear once 50 consecutive malfunction-free ignition cycles have occurred. Reference Information Schematic Reference OnStar Schematics (See: Accessories and Optional Equipment/Diagrams/Electrical Diagrams/OnStar Schematics) Connector End View Reference Component Connector End Views (See: Diagrams/Connector Views/Connector End Views By Name) D

2010 Cadillac Truck SRX AWD V6-3.0L Page 1270

2010 Cadillac Truck SRX AWD V6-3.0L Page 1270 * Fuel Injection Fuel Rail Assembly Replacement - Bank 1 (LF1) (See: Powertrain Management/Fuel Delivery and Air Induction/Fuel Rail/Service and Repair/Fuel Injection Fuel Rail Assembly Replacement - Bank 1) * Fuel Injection Fuel Rail Assembly Replacement - Bank 2 (LF1) (See: Powertrain Management/Fuel Delivery and Air Induction/Fuel Rail/Service and Repair/Fuel Injection Fuel Rail Assembly Replacement - Bank 2) * Control Module References (See: Testing and Inspection/Programming and Relearning) for ECM replacement, setup, and programming P0204 DTC P0201, P0202, P0203, P0204, P0205, P0206, P0261, P0262, P0264, P0265, P0267, P0268, P0270, P0271, P0273, P0274, P0276, or P0277 (LF1) Diagnostic Instructions * Perform the Diagnostic System Check - Vehicle (See: Testing and Inspection/Initial Inspection and Diagnostic Overview/Diagnostic System Check - Vehicle) prior to using this diagnostic procedure. * Review Strategy Based Diagnosis (See: Test

2010 Cadillac Truck SRX AWD V6-3.0L Page 819

2010 Cadillac Truck SRX AWD V6-3.0L Page 819 DTC Descriptor DTC C0406 0B - Transfer Case Solenoid Valve Control Circuit High Current Diagnostic Fault Information Circuit/System Description The rear drive clutch solenoid valve is internal to the torque transfer device housing. The rear differential clutch control module supplies battery voltage to the control circuit and ground to the low reference circuit of the solenoid valve. The solenoid valve is controlled by a pulse width modulation (PWM) signal. The solenoid valve controls the hydraulic pressure to the clutch package of the torque transfer device. The locking level of the torque transfer device depends on the engagement of the clutch package. Conditions for Running the DTC The ignition is ON. Conditions for Setting the DTC * The rear differential clutch control module detects a short to ground on the control circuit of the rear drive clutch solenoid valve. * The rear differential clutch control module detects a current more than

2010 Cadillac Truck SRX AWD V6-3.0L Page 73

2010 Cadillac Truck SRX AWD V6-3.0L Page 73 - SDM wiring harness connector - Roof rail air bag wiring harness connector - Seat side air bag wiring harness connector - Passenger instrument panel air bag wiring harness connector - Seat belt retractor pretensioner wiring harness connector * The connector and connector position assurance (CPA) may seat independent of each other. Both the connector and CPA should seat with an audible and/or tactile click. The CPA isolates the shorting-bars within the connector allowing the deployment circuit to operate properly. * If the condition is intermittent or cannot be duplicated, disconnect the connectors and add Nyogel lubricant 760G. This procedure will correct the high resistance condition due to terminal fretting corrosion. Observe the scan tool Deployment Loop Resistance parameters while moving the harness near each connector listed below. The reading should stay consistently between 1.7 and 4.2 ohm without any drop outs or spikes. * F105 Passe

2010 Cadillac Truck SRX AWD V6-3.0L Page 647

2010 Cadillac Truck SRX AWD V6-3.0L Page 647 * Perform the Diagnostic System Check - Vehicle (See: Testing and Inspection/Initial Inspection and Diagnostic Overview/Diagnostic System Check - Vehicle) prior to using this diagnostic procedure. * Review Strategy Based Diagnosis (See: Testing and Inspection/Initial Inspection and Diagnostic Overview/Strategy Based Diagnosis) for an overview of the diagnostic approach. * Diagnostic Procedure Instructions (See: Testing and Inspection/Initial Inspection and Diagnostic Overview/Diagnostic Procedure Instructions) provides an overview of each diagnostic category. DTC Descriptors DTC B3205 00 - Driver Window Motor Circuit DTC B3205 39 - Driver Window Motor Circuit internal electronic failure DTC B3205 42 - Driver Window Motor Circuit calibration data set not programmed DTC B3205 4B - Driver Window Motor Circuit calibration not learned DTC B3210 00 - Right Front/Passenger Window Motor Circuit DTC B3210 39 - Right Front/Passenger Window Motor Circu

2010 Cadillac Truck SRX AWD V6-3.0L Page 830

2010 Cadillac Truck SRX AWD V6-3.0L Page 830 also contains the logic for applying and releasing the parking brake when commanded by the park brake control switch. When the parking brake control module receives a signal from the switch the internal circuit board temperature is checked to verify it is within operating range before the control module performs the requested operation. Conditions for Running the DTC Ignition OFF, ACCESSORY, or RUN mode. Conditions for Setting the DTC C0558 55 The parking brake control module detects a calibration malfunction. C0558 5A The parking brake control module detects mechanical problems with the parking brake system. Action Taken When the DTC Sets C0558 55 * The electric parking brake is disabled, switch command will not be accepted. * A message and/or a warning indicator may be displayed. C0558 5A * The electric parking brake is disabled, one release allowed. * A message and/or a warning indicator may be displayed. Conditions for Clearing the DTC *

2010 Cadillac Truck SRX AWD V6-3.0L Page 1096

2010 Cadillac Truck SRX AWD V6-3.0L Page 1096 to request DTC P069E to be set in the ECM. Reference Information DTC Type Reference Powertrain Diagnostic Trouble Code (DTC) Type Definitions (See: Diagnostic Trouble Code Descriptions/Powertrain Diagnostic Trouble Code (DTC) Type Definitions) Scan Tool Reference Control Module References (See: Testing and Inspection/Programming and Relearning) Circuit/System Verification Note: Correct any engine controls and communication DTCs before diagnosing fuel pump control module DTCs. 1. DTC P069E is an informational DTC. If there are no engine controls or communication DTCs, refer to Diagnostic Trouble Code (DTC) List - Vehicle (See: Diagnostic Trouble Code Descriptions/Diagnostic Trouble Code (DTC) List - Vehicle) for diagnosis of fuel pump control module DTCs. 2. Operate the vehicle within the Conditions for Running the DTC to verify the DTC does not reset. You may also operate the vehicle within the conditions that you observed from the Freeze F

2010 Cadillac Truck SRX AWD V6-3.0L Page 730

2010 Cadillac Truck SRX AWD V6-3.0L Page 730 Circuit/System Testing 1. Ignition OFF, disconnect the X1 harness connector at the K68 trailer lighting control module. 2. Test for infinite resistance between the control circuit terminal 8 and ground. 瀚慖f less than the specified value, test the control circuit for a short to ground. If the circuit tests normal, replace the X88 trailer connector. 3. Test for less than 1 ohm between the control circuit terminal 8 at the K68 trailer lighting control module and control circuit terminal 2 at the X88 trailer connector. 瀚慖f greater than the specified range, test the control circuit for a short to voltage or an open/high resistance. If the circuit tests normal, replace the X88 trailer connector. 4. If all the circuits test normal, replace the K68 trailer lighting control module. Repair Instructions Perform the Diagnostic Repair Verification (See: Verification Tests) after completing the diagnostic procedure. Control Module References (See: Testing

2010 Cadillac Truck SRX AWD V6-3.0L Page 733

2010 Cadillac Truck SRX AWD V6-3.0L Page 733 If the DTC resets, replace the appropriate control module. Repair Instructions Perform the Diagnostic Repair Verification (See: Verification Tests) after completing the diagnostic procedure. Control Module References (See: Testing and Inspection/Programming and Relearning)for instrument cluster, EBCM, HVAC control module, SDM, ECM, or steering column lock control module replacement, setup, and programming B3920 DTC B3920 Diagnostic Instructions * Perform the Diagnostic System Check - Vehicle (See: Testing and Inspection/Initial Inspection and Diagnostic Overview/Diagnostic System Check - Vehicle) prior to using this diagnostic procedure. * Review Strategy Based Diagnosis (See: Testing and Inspection/Initial Inspection and Diagnostic Overview/Strategy Based Diagnosis) for an overview of the diagnostic approach. * Diagnostic Procedure Instructions (See: Testing and Inspection/Initial Inspection and Diagnostic Overview/Diagnostic Procedure Inst

2010 Cadillac Truck SRX AWD V6-3.0L Page 945

2010 Cadillac Truck SRX AWD V6-3.0L Page 945 DTCs P0641, P0651, P0697, and P06A3 are Type A DTCs. Conditions for Clearing the DTC DTCs P0641, P0651, P0697, and P06A3 are Type A DTCs. Diagnostic Aids P0641 The 5 V reference 1 circuit provides 5 V to the following sensors: * B150 fuel tank pressure (FTP) sensor * B17 barometric pressure (BARO) sensor, throttle inlet absolute pressure sensor * B47B fuel rail pressure (FRP) sensor * B1 A/C refrigerant pressure sensor * All four B23 camshaft position sensors P0651 The 5 V reference 2 circuit provides 5 V to the B26 crankshaft position sensor. P0697 The 5 V reference 3 circuit provides 5 V to the following sensors: * B74 manifold absolute pressure (MAP) sensor * B107 accelerator pedal position sensor 2 P06A3 The 5 V reference 4 circuit provides 5 V to the following sensors: * B106 throttle position sensor * B107 accelerator pedal position sensor 1 瀚慖f the condition is intermittent, move the related harnesses and connectors with the engine op

2010 Cadillac Truck SRX AWD V6-3.0L Page 1367

2010 Cadillac Truck SRX AWD V6-3.0L Page 1367 * Fuel Injection Fuel Rail Assembly Replacement - Bank 1 (LF1) (See: Powertrain Management/Fuel Delivery and Air Induction/Fuel Rail/Service and Repair/Fuel Injection Fuel Rail Assembly Replacement - Bank 1) * Fuel Injection Fuel Rail Assembly Replacement - Bank 2 (LF1) (See: Powertrain Management/Fuel Delivery and Air Induction/Fuel Rail/Service and Repair/Fuel Injection Fuel Rail Assembly Replacement - Bank 2) * Control Module References (See: Testing and Inspection/Programming and Relearning) for ECM replacement, setup, and programming P0273 DTC P0201, P0202, P0203, P0204, P0205, P0206, P0261, P0262, P0264, P0265, P0267, P0268, P0270, P0271, P0273, P0274, P0276, or P0277 (LF1) Diagnostic Instructions * Perform the Diagnostic System Check - Vehicle (See: Testing and Inspection/Initial Inspection and Diagnostic Overview/Diagnostic System Check - Vehicle) prior to using this diagnostic procedure. * Review Strategy Based Diagnosis (See: Test

2010 Cadillac Truck SRX AWD V6-3.0L Page 982

2010 Cadillac Truck SRX AWD V6-3.0L Page 982 DTC P0133, P013A-P013F, P014A, P014B, P0153, P1133, or P1153 (LF1) Diagnostic Instructions * Perform the Diagnostic System Check - Vehicle (See: Testing and Inspection/Initial Inspection and Diagnostic Overview/Diagnostic System Check - Vehicle) prior to using this diagnostic procedure. * Review Strategy Based Diagnosis (See: Testing and Inspection/Initial Inspection and Diagnostic Overview/Strategy Based Diagnosis) for an overview of the diagnostic approach. * Diagnostic Procedure Instructions (See: Testing and Inspection/Initial Inspection and Diagnostic Overview/Diagnostic Procedure Instructions) provides an overview of each diagnostic category. DTC Descriptors DTC P0133 - HO2S Slow Response Bank 1 Sensor 1 DTC P013A - HO2S Slow Response Rich to Lean Bank 1 Sensor 2 DTC P013B - HO2S Slow Response Lean to Rich Bank 1 Sensor 2 DTC P013C - HO2S Slow Response Rich to Lean Bank 2 Sensor 2 DTC P013D - HO2S Slow Response Lean to Rich Bank 2 Sens

2010 Cadillac Truck SRX AWD V6-3.0L Page 493

2010 Cadillac Truck SRX AWD V6-3.0L Page 493 * If a seat switch circuit is active in one direction and the switch for the opposite direction is pressed, this DTC will set. * A short to ground on a switch signal circuit. Action Taken When the DTC Sets * A motor output driven in response to a switch considered failed, is deactivated for both directions. * All memory recall commands are ignored. * The seat memory control module will respond to any other switch signal that has not set a DTC. Conditions for Clearing the DTC * The current DTC will clear and set the code to history, when the fault is no longer present and the ignition is cycled OFF then back to ACC or RUN. * The history DTC will clear after 40 consecutive fault-free ignition cycles have occurred. Diagnostic Aids * If one of the switch signal circuits is shorted to ground, multiple codes will set. * If a switch is stuck in one direction and the switch is pressed in the opposite direction, a single code will set. Reference Info

2010 Cadillac Truck SRX AWD V6-3.0L Page 59

2010 Cadillac Truck SRX AWD V6-3.0L Page 59 * Circuit Testing (See: Testing and Inspection/Component Tests and General Diagnostics/General Electrical Diagnostic Procedures/Circuit Testing/Circuit Testing) * Connector Repairs (See: Testing and Inspection/Component Tests and General Diagnostics/General Electrical Diagnostic Procedures/Connector Repairs/Connector Repairs) * Testing for Intermittent Conditions and Poor Connections (See: Testing and Inspection/Component Tests and General Diagnostics/General Electrical Diagnostic Procedures/Circuit Testing/Testing for Intermittent Conditions and Poor Connections) * Wiring Repairs (See: Testing and Inspection/Component Tests and General Diagnostics/General Electrical Diagnostic Procedures/Wiring Repairs/Wiring Repairs) Scan Tool Reference Control Module References (See: Testing and Inspection/Programming and Relearning) for scan tool information Circuit/System Verification Refer to SIR Service Precautions (See: Restraints and Safety Systems/A

2010 Cadillac Truck SRX AWD V6-3.0L Page 1413

2010 Cadillac Truck SRX AWD V6-3.0L Page 1413 the engine from potentially damaging levels of detonation. The knock sensor produces an AC voltage signal that varies depending on the vibration level during engine operation. The ECM adjusts the spark timing based on the amplitude and the frequency of the knock sensor signal. The ECM receives the knock sensor signal through 2 isolated signal circuits for each bank. The ECM learns a minimum knock sensor noise level for all of the RPM range. The ECM monitors for a normal knock sensor signal. The ECM monitors the internal knock sensor processor by verifying a 20 KHz signal generated on the output circuit is detected on the return circuit. Conditions for Running the DTC P0324, P0326 and P0331-Excessive Knock Detection Mode * Engine speed is between 400-8,500 RPM. * The engine coolant temperature (ECT) is warmer than -40掳C (-40掳F). * The intake air temperature (IAT) is warmer than -40掳C (-40掳F). * The DTCs run continuously when the above condit

2010 Cadillac Truck SRX AWD V6-3.0L Page 943

2010 Cadillac Truck SRX AWD V6-3.0L Page 943 is handled inside the TCM and no external circuits are involved. Conditions for Running the DTC P06AC * No DTCs P0101, P0102, P0103, P0106, P0107, P0108, P0171, P0172, P0174, P0175, P0201, P0202, P0203, P0204, P0205, P0206, P0207, P0208, P0300, P0301, P0302, P0303, P0304, P0305, P0306, P0307, P0308, P0401, P042E, P0658, P0668, P0669, P06AC, P06AD, P06AE, P0712, P0713, P0716, P0717, P0722, P0723, P0962, P0963, P0966, P0967, P0970, P0971, P215C, P2720, P2721, P2729, or P2730. * The engine speed is 400 RPM or greater for 5 seconds. * The ignition voltage is 8.6 volts or greater. * Brake torque is not active. * The torque signal is valid. * The throttle position signal is valid. P06AD * No DTCs P06AD, P0716, P0717, P0722, or P0723. * The engine speed is 400 RPM or greater for 5 seconds. * The ignition voltage is 8.6 volts or greater. P06AE * The engine speed is 400 RPM or greater for 5 seconds. * The ignition voltage is 8.6 volts or greater. * D

2010 Cadillac Truck SRX AWD V6-3.0L Page 1460

2010 Cadillac Truck SRX AWD V6-3.0L Page 1460 Testing/Circuit Testing) * Connector Repairs (See: Testing and Inspection/Component Tests and General Diagnostics/General Electrical Diagnostic Procedures/Connector Repairs/Connector Repairs) * Testing for Intermittent Conditions and Poor Connections (See: Testing and Inspection/Component Tests and General Diagnostics/General Electrical Diagnostic Procedures/Circuit Testing/Testing for Intermittent Conditions and Poor Connections) * Wiring Repairs (See: Testing and Inspection/Component Tests and General Diagnostics/General Electrical Diagnostic Procedures/Wiring Repairs/Wiring Repairs) Scan Tool Reference Control Module References (See: Testing and Inspection/Programming and Relearning) for scan tool information Circuit/System Verification 1. Engine running, observe the following scan tool control circuit status parameters for the appropriate cylinder T8 ignition coil: * Ignition Coil 1-6 Control Circuit Low Voltage Test Status * Ignition C

2010 Cadillac Truck SRX AWD V6-3.0L Page 915

2010 Cadillac Truck SRX AWD V6-3.0L Page 915 P0090 * The ECM detects an open circuit in the high pressure fuel pump actuator low control circuit. * The DTC sets when the above condition is present for 4 s. P0091 * The ECM detects a short to ground in the high pressure fuel pump actuator low control circuit. * The DTC sets when the above condition is present for 4 s. P0092 * The ECM detects a short to voltage in the high pressure fuel pump actuator low control circuit. * The DTC sets when the above condition is present for 4 s. P00C8 * The ECM detects an open circuit in the high pressure fuel pump actuator high control circuit. * The DTC sets when the above condition is present for 4 s. P00C9 * The ECM detects a short to ground in the high pressure fuel pump actuator high control circuit. * The DTC sets when the above condition is present for 4 s. P00CA * The ECM detects a short to voltage in the high pressure fuel pump actuator high control circuit. * The DTC sets when the above condit