Pinpoint Test Ar: DTC U0100:00
- AR1 VERIFY THAT THE SCAN TOOL CAN COMMUNICATE WITH THE PCM
- Connect the scan tool.
- Check that a vehicle session can be established using the scan tool.
- Can a vehicle session be established?
- AR2 CHECK THE IPC CONTINUOUS MEMORY DTCs
- Ignition ON.
- Enter the following diagnostic mode on the scan tool: IPC Self-Test.
- Clear the DTCs. Repeat the IPC self-test.
- Is DTC U0100:00 retrieved again?
- Yes
: GO to AR3.
- 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.
- AR3 RETRIEVE THE RECORDED DTCs FROM THE IPC SELF-TEST
- Check for recorded DTCs from the IPC self-test.
- Is DTC U3003:16 or DTC U3003:17 recorded?
- AR4 CHECK FOR DTC U0100:00 SET IN OTHER MODULES
- Ignition ON.
- Enter the following diagnostic mode on the scan tool: Self-Test.
- Retrieve the continuous memory DTCs from all modules.
- Is DTC U0100:87 set in the Remote Function Actuator (RFA) module (if equipped) or DTC U0100:00 in the Restraints Control Module (RCM)?