Pinpoint Test W: DTC U0101:00

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.

W1 VERIFY THE CUSTOMER CONCERN
- Ignition ON.
- Verify there is an observable symptom present.
- Is an observable symptom present?
- Yes : GO to W2.
- 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.
W2 CHECK THE COMMUNICATION NETWORK
- Ignition ON.
- Enter the following diagnostic mode on the scan tool: Network Test.
- Carry out the network test.
- Does the TCM module pass the network test?
- Yes : GO to W3.
- No : REFER to MODULE COMMUNICATIONS NETWORK .
W3 RETRIEVE THE RECORDED DTCs FROM THE TCCM SELF-TEST
- Check for recorded TCCM DTCs from the self-test.
- Is DTC P0562:00 or P0563:00 recorded?
- Yes : GO to PINPOINT TEST G .
- No : GO to W4.
W4 RECHECK THE TCCM 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 TCCM self-test.
- Is DTC U0101:00 still present?
- Yes : GO to W5.
- 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.
W5 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 or DTC U0101 set in more than one module?
- Yes : INSTALL a new TCM (diesel engine) or PCM (gasoline engines). For TCM, REFER to Transmission Service Components - Exploded View, External Components in AUTOMATIC TRANSAXLE/TRANSMISSION TORQSHIFT .
  For PCM, REFER to appropriate Removal And Installation procedure in ELECTRONIC ENGINE CONTROLS - GASOLINE ENGINES - F250-F550 SUPER DUTY article. .
  
  CLEAR the DTCs. REPEAT the self-test.
- No : INSTALL a new TCCM. REFER to TRANSFER CASE CONTROL MODULE (TCCM) . TEST the system for normal operation. REPEAT the self-test.