Tuesday, December 10, 2019

2010 Cadillac Truck Escalade RWD V8-6.0L Hybrid Page 794

2010 Cadillac Truck Escalade RWD V8-6.0L Hybrid Page 794

* 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

1. Using a scan tool, perform the EBCM, Module Setup, EBCM Relearn.

2. Verify that DTC C012C, C121A, C128C, C128F, C12B9, C12BA, C12BB or C12F7 is not set.

瀚慖f the DTC is set replace brake pressure modulator valve assembly. If the DTC resets, replace the EBCM.

Repair Instructions

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

* Brake Pressure Modulator Valve Replacement (See: Brakes and Traction Control/Antilock Brakes / Traction Control Systems/Hydraulic

Control Assembly - Antilock Brakes/Service and Repair)

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

C012C

DTC C012C, C121A, C128C, C128F, C12B9, C12BA, C12BB, or C12F7

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 C12F7

- ABS Boost Pressure Sensor and Regenerative Axle Pressure Sensor Not Plausible

DTC C128F

- ABS Regenerative Axle Pressure Sensor Raw Offset Error

DTC C012C 01

- Regenerative Axle Pressure Sensor Short to Battery

DTC C12BA

- ABS Regenerative Axle Pressure Sensor Circuit Short To Battery

DTC C012C 06

- Regenerative Axle Pressure Sensor Short to Ground or Open

DTC C12B9

- ABS Regenerative Axle Pressure Sensor Circuit Open or Short To Ground

DTC C012C 11

- Regenerative Axle Pressure Sensor Above Maximum Threshold

DTC C128C

- ABS Regenerative Axle Pressure Sensor Offset Error

DTC C012C 0F

- Regenerative Axle Pressure Sensor Erratic

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