Pinpoint Test Ar: DTC U0101:00
- AR1 VERIFY THE CUSTOMER CONCERN
- Ignition ON.
- Verify there is an observable symptom present.
- Is an observable symptom present?
- Yes: GO to AR2 .
- 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.
- AR2 CHECK THE COMMUNICATION NETWORK
- Ignition ON.
- Enter the following diagnostic mode on the scan tool: Network Test.
- Carry out the network test.
- Does the PCM pass the network test?
- Yes: GO to AR3 .
- No: REFER to MODULE COMMUNICATIONS NETWORK .
- AR3 RETRIEVE THE RECORDED DTCs FROM THE IPC SELF-TEST
- Check for recorded IPC DTCs from the self-test.
- Is DTC U3003:16 or DTC U3003:17 recorded?
- Yes: For DTC U3003:16, GO to PINPOINT TEST BC . For DTC U3003:17, GO to PINPOINT TEST BD .
- No: GO to AR4 .
- AR4 RECHECK THE IPC DTCs NOTE: If new modules were installed prior to the DTC being set, the module configuration may be incorrectly set during the Programmable Module Installation (PMI) or the PMI may not have been carried out.
- Clear the DTCs.
- Wait 10 seconds.
- Repeat the IPC self-test.
- Is DTC U0101:00 still present?
- Yes: GO to AR5 .
- 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.
- AR5 CHECK FOR DTC U0101:00 SET IN OTHER MODULES
- Clear all DTCs.
- Ignition OFF.
- Ignition ON.
- Wait 10 seconds.
- Enter the following diagnostic mode on the scan tool: Self-Test.
- Retrieve the continuous memory DTCs from all modules.
- Is DTC U0101:00 set in the ABS module?
- Yes: INSTALL a new PCM. ELECTRONIC ENGINE CONTROLS . CLEAR the DTCs. REPEAT the self-test.
- No: INSTALL a new IPC . REFER to INSTRUMENT PANEL CLUSTER (IPC) . TEST the system for normal operation.