Pinpoint Test G: DTC U0100:00

WARNING: This page is about a different car, the 2014 Lincoln MKX and 2014 Ford Edge. However, it is still accessible from the selected car via links, so may be relevant.

G1 VERIFY THAT THE SCAN TOOL COMMUNICATES 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?
- Yes : GO to G2 .
- No : REFER to MODULE COMMUNICATIONS NETWORK , The PCM Does Not Respond To The Scan Tool.
G2 CHECK THE C-CM CONTINUOUS MEMORY DTCs
- Ignition ON.
- Clear continuous DTCs from all modules.
- Ignition OFF.
- Ignition ON.
- Wait at least 10 seconds.
- Carry out the C-CM self-test.
- Retrieve the continuous DTCs from the C-CM .
Is DTC U0100:00 retrieved again?
- Yes : GO to G3 .
- 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.
G3 CHECK THE C-CM FOR BATTERY VOLTAGE OUT-OF-RANGE DTCs
- Check for recorded C-CM DTCs from the self-test.
Is DTC U3003:16 or DTC U3003:17 recorded?
- Yes : GO to PINPOINT TEST Q (U3003:16) or GO to PINPOINT TEST R (U3003:17).
- No : GO to G4 .
G4 CHECK FOR DTC U0100 or DTC U0100:00 SET IN OTHER MODULES
- Ignition ON.
- Retrieve the continuous memory DTCs from all modules.
Is DTC U0100 or DTC U0100:00 set in multiple modules?
- Yes : INSTALL a new PCM. REFER to ELECTRONIC ENGINE CONTROLS . CLEAR the DTCs. REPEAT the self-test.
- No : INSTALL a new C-CM . REFER to CRUISE-CONTROL MODULE (C-CM) . TEST the system for normal operation.