2010 Cadillac Truck Escalade/ESV RWD V8-6.2L Page 82

2010 Cadillac Truck Escalade/ESV RWD V8-6.2L Page 82

Non-Emissions Related DTCs

Action Taken When the DTC Sets - Type C

* The control module stores the DTC information into memory when the diagnostic runs and fails.

* The MIL will not illuminate.

* The control module records the operating conditions at the time the diagnostic fails. The control module stores this information in the Failure

Records.

* The driver information center, if equipped, may display a message.

Conditions for Clearing the DTC - Type C

* A current DTC Last Test Failed clears when the diagnostic runs and passes.

* A history DTC clears after 40 consecutive warm-up cycles, if no failures are reported by this or any other non-emission related diagnostic.

* Clear the DTC with a scan tool.

Action Taken When the DTC Sets - Type D

* The control module will take default actions but no DTC will be stored in Failure Records.

* The MIL or SVS will not illuminate.

Conditions for Clearing the DTC - Type D

Clear the DTC with a scan tool.

B0000

DTC B0000

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 B0000 5A

- Vehicle Speed Information Circuit Plausibility Failure

Diagnostic Fault Information

Circuit/System Description

The radio receives a vehicle speed signal from the electronic brake control module (EBCM) in order to correlate actual vehicle speed to the

movement of the vehicle calculated by the navigation system and reported serial data.

Conditions for Running the DTC

* Radio ON.

* Battery voltage must be between 9-16 volts.

Conditions for Setting the DTC

* Vehicle speed from serial data is more than 5 km/h (3 mph) and vehicle speed pulse from the EBCM is 0 km/h (0 mph).

* Vehicle speed calculated from the navigation processing software is more than 36 km/h (22 mph) and vehicle speed pulse from the EBCM is

0 km/h (0 mph) for 10 seconds continuously.

Action Taken When the DTC Sets

* Turn by turn route navigation may be inoperative.

* Vehicle indicated location may be inaccurate.

Conditions for Clearing the DTC