2010 Cadillac CTS Sedan AWD V6-3.6L Page 156

2010 Cadillac CTS Sedan AWD V6-3.6L Page 156

4. Verify that DTC B0081 11 is not set.

瀚慖f DTC B0081 11 sets, perform the preload test. If the preload test fails, repeat the test.

5. Verify that DTC B1325 is not set.

瀚慖f DTC B1325 is set, refer to DTC B1325 (See: B Code Charts/B1325).

6. Ignition OFF, disconnect the harness connector at the PPS module.

7. Ignition OFF, test for less then 10 ohm between the ground circuit terminal D and ground.

瀚慖f greater then the specified range, test the ground circuit for an open/high resistance.

8. Ignition ON, verify a test lamp illuminates between the B+ circuit terminal A and ground.

瀚慖f the test lamp does not illuminate, test the B+ circuit for a short to ground or an open/high resistance.

9. Reconnect all PPS components and perform the Passenger Presence System Preload Test (See: Restraints and Safety Systems/Air Bag

Systems/Description and Operation/Passenger Presence System Preload Test).

10. Clear all DTCs and operate the vehicle. DTC. DTC B0081 should not set.

瀚慖f DTC B0081 sets, replace the PPS.

Repair Instructions

Perform the Diagnostic Repair Verification (See: Verification Tests) after completing the diagnostic procedure.

* SIR/SRS Wiring Repairs (See: Testing and Inspection/Component Tests and General Diagnostics/Wiring Repairs/SIR/SRS Wiring Repairs)

* Control Module References (See: Testing and Inspection/Programming and Relearning) for PPS and SDM replacement, setup, and

programming

B0083

DTC B0083-B0088

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 B0083 00

- Front End Sensor 1 (Left)

DTC B0083 0F

- Front End Sensor 1 Erratic (Left)

DTC B0083 39

- Front End Sensor 1 Internal Electronic Failure (Left)

DTC B0083 3A

- Front End Sensor 1 Incorrect Component Installed (Left)

DTC B0084 00

- Front End Sensor 2 (Right)

DTC B0084 0F

- Front End Sensor 2 Erratic (Right)

DTC B0084 39

- Front End Sensor 2 Internal Electronic Failure (Right)

DTC B0084 3A

- Front End Sensor 2 Incorrect Component Installed (Right)