Diagnostic Routine T

Diagnostic Routine T

Diagnostic Overview

U0155:00

Normal Operation and Fault Conditions

DTC Fault Trigger Conditions





Pinpoint Test

1. VERIFY THE CUSTOMER CONCERN

1. Ignition ON.

2. Verify there is an observable symptom present.

Is an observable symptom present?






2. CHECK THE COMMUNICATION NETWORK

1. Ignition ON.

2. Using a scan tool, perform a network test.

Does the IPC (Instrument Panel Cluster) pass the network test?






3. RETRIEVE THE RECORDED DTCs (Diagnostic Trouble Codes) FROM THE BCM (Body Control Module) SELF-TEST

1. Using a scan tool, perform the BCM (Body Control Module) self-test.

Is DTC (Diagnostic Trouble Code) U3003:16 or DTC (Diagnostic Trouble Code) U3003:17 recorded?






4. RETRIEVE THE RECORDED DTCs (Diagnostic Trouble Codes) FROM THE IPC (Instrument Panel Cluster) SELF-TEST

1. Using a scan tool, perform the IPC (Instrument Panel Cluster) self-test.

Is DTC (Diagnostic Trouble Code) U3006:16 or DTC (Diagnostic Trouble Code) U3006:17 recorded?






5. RECHECK THE BCM (Body Control Module) DTCs (Diagnostic Trouble Codes)

NOTE: If new modules were installed prior to the DTC (Diagnostic Trouble Code) being set, the module configuration may be incorrectly set during the PMI (Programmable Module Installation) or the PMI (Programmable Module Installation) may not have been carried out.

1. Clear the DTCs (Diagnostic Trouble Codes).

2. Wait 10 seconds.

3. Using a scan tool, perform the BCM (Body Control Module) self-test.

Is DTC (Diagnostic Trouble Code) U0155:00 still present?






6. CHECK FOR DTC (Diagnostic Trouble Code) U0155:00 SET IN OTHER MODULES

1. Clear all DTCs (Diagnostic Trouble Codes).

2. Ignition OFF.

3. Ignition ON.

4. Wait 10 seconds.

5. Using a scan tool, retrieve all continuous memory DTCs (Diagnostic Trouble Codes).

Is DTC (Diagnostic Trouble Code) U0155:00 set in the ACM (Audio Control Module)?