Pinpoint Test AE: DTC U0100:00
WARNING: This page is about a different car, the 2013 Ford F-150. However, it is still accessible from the selected car via links, so may be relevant.
- AE1 CHECK THE TCCM CONTINUOUS MEMORY DTCs
- Ignition ON.
- Enter the following diagnostic mode on the scan tool: TCCM Self-Test.
- Clear the DTCs.
- Wait 10 seconds.
- Repeat the TCCM self-test.
- Is DTC U0100:00 retrieved again?
- Yes : GO to AE2.
- 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.
- AE2 RETRIEVE THE RECORDED DTCs FROM THE PCM KOEO SELF-TEST
- Check for recorded DTCs from the PCM KOEO self-test.
- Is DTC P0562:00 or P0563:00 recorded?
- Yes : REFER to CHARGING SYSTEM .
- No : GO to AE3.
- AE3 RETRIEVE THE RECORDED DTCs FROM THE TCCM SELF-TEST
- Check for recorded DTCs from the TCCM self-test.
- Is DTC P0562:00 or P0563:00 recorded?
- Yes : REFER to GO to PINPOINT TEST M .
- No : GO to AE4.
- AE4 CHECK FOR DTC U0100:00 SET IN OTHER MODULES
- Ignition ON.
- Enter the following diagnostic mode on the scan tool: Self-Test - All CMDTCs.
- Retrieve the continuous memory DTCs from all modules.
- Is DTC U0100:00 in the RCM, or DTC U0100:87 in the BCM?
- Yes : INSTALL a new PCM. REFER to ELECTRONIC ENGINE CONTROLS . TEST the system for normal operation.
- No : INSTALL a new TCCM. REFER to TRANSFER CASE CONTROL MODULE (TCCM) . TEST the system for normal operation.