Pinpoint Test K: DTC U0100
WARNING: This page is about a different car, the 2012 Ford Pickup, 2012 Ford F550 Super Duty, 2012 Ford F450 Super Duty, and 2012 Ford Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.
- K1 VERIFY THE SCAN TOOL COMMUNICATES WITH THE PCM
- Connect the scan tool.
- Verify that a vehicle session can be established using the scan tool.
- Can a vehicle session be established?
- Yes : GO to K2.
- No : REFER to MODULE COMMUNICATIONS NETWORK to diagnose no communication with the PCM.
- K2 CHECK THE ABS MODULE CONTINUOUS MEMORY DTCs
- Ignition ON.
- Enter the following diagnostic mode on the scan tool: Self Test - ABS Module.
- Clear the DTCs.
- Wait 10 seconds.
- Repeat the ABS module self-test.
- Is DTC U0100 retrieved again?
- Yes : GO to K3.
- 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.
- K3 RETRIEVE THE RECORDED DTCs FROM THE PCM KOEO SELF-TEST
- Check for recorded DTCs from the PCM Key ON Engine OFF (KOEO) self-test.
- Is DTC P0562 or P0563 recorded?
- Yes : REFER to ELECTRONIC ENGINE CONTROLS - GASOLINE ENGINES -- F250-F550 SUPER DUTY or ELECTRONIC ENGINE CONTROLS - DIESEL ENGINE -- F250-F550 SUPER DUTY .
- No : GO to K4.
- K4 RETRIEVE THE RECORDED DTCs FROM THE ABS MODULE SELF-TEST
- Check for recorded DTCs from the ABS module self-test.
- Is DTC B1317 or DTC B1318 recorded?
- Yes
: For DTC B1317, GO to Pinpoint Test A .
For DTC B1318, GO to Pinpoint Test B .
- No : GO to K5.
- Yes
: For DTC B1317, GO to Pinpoint Test A .
- K5 CHECK FOR DTC U0100 SET IN OTHER MODULES
- Ignition ON.
- Enter the following diagnostic mode on the scan tool: Self-Test - All CMDTCs.
- Retrieve the CMDTCs 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)?
- Yes : INSTALL a new PCM. REFER to ELECTRONIC ENGINE CONTROLS - GASOLINE ENGINES -- F250-F550 SUPER DUTY or ELECTRONIC ENGINE CONTROLS - DIESEL ENGINE -- F250-F550 SUPER DUTY . TEST the system for normal operation.
- No : INSTALL a new ABS module. REFER to Anti-Lock Brake System (ABS) Module . TEST the system for normal operation.