Pinpoint Test

VERIFY THE CUSTOMER CONCERN
1. Ignition ON.
2. Verify that there is an observable symptom present.
Is an observable symptom present?
1. Yes: GO to 2 .
2. No: The system is operating normally at this time. The DTC may have been set due to high network traffic or an intermittent fault condition.
CHECK THE COMMUNICATION NETWORK
1. Ignition ON.
2. Using a scan tool, perform a network test.
3. Carry out the network test.
Does the PSCM pass the network test?
1. Yes: GO to 3 .
2. No: REFER to DIAGNOSTIC ROUTINE AC : The Power Steering Control Module (PSCM) Does Not Respond To The Scan Tool.
RETRIEVE THE RECORDED DTCs FROM THE PSCM SELF-TEST
1. Using a scan tool, perform the PSCM self-test.
Is DTC U3003:16 or DTC U3003:17 recorded?
1. Yes: REFER to DTC CHART: INTERACTIVE DIAGNOSTICS .
2. No: GO to 4 .
RETRIEVE THE RECORDED DTCs FROM THE IPC SELF-TEST
1. Using a scan tool, perform the IPC self-test.
Is DTC U3003:16 or DTC U3003:17 recorded?
1. Yes: For DTC U3003:16, REFER to Diagnostic Routine BD: U3003:16 .
  For DTC U3003:17, REFER to Diagnostic Routine BE: U3003:17 .
2. No: GO to 5 .
RECHECK THE IPC DTCs
NOTE: If new modules were installed prior to the DTC being set, the module configuration can be incorrectly set during the PMI or the PMI may not have been carried out.
1. Clear the DTCs . Repeat the IPC self-test.
Is DTC U0131:00 still present?
1. Yes: GO to 6 .
2. No: The system is operating correctly at this time. The DTC may have been set due to high network traffic or an intermittent fault condition.
CHECK FOR DTC U0131:00 SET IN OTHER MODULES
1. Clear all DTCs .
2. Ignition OFF.
3. Ignition ON.
4. Wait 10 seconds.
5. Using a scan tool, perform self-test.
6. Retrieve the continuous memory DTCs from all modules.
Is DTC U0131:00 set in the ABS module?
1. Yes: INSTALL a new PSCM (part of the steering gear). REFER to STEERING GEAR .
2. No: INSTALL a new IPC. REFER to Instrument Panel Cluster (IPC) .