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01 SJC8A00K771000U0114FAAT00 − − − − − − − − DTC U0114: YES NO YES NO YES NO YES NO 11-180 PGM-FI System DTC Troubleshooting (cont’d) VTM-4 CONTROL UNIT 22P CONNECTOR CANH CANL* F-CAN Malfunction (VTM-4 Control Unit-PCM) NOTE: • Before you troubleshoot, record all freeze data and any on-board snapshot, and review the general • If DTC U0073 is stored at the same time as DTC U0114, troubleshoot DTC U0073 first, then recheck 1. Turn the ignition switch ON (II). 2. Clear the DTC with the HDS. 3. Check for Temporary DTCs or DTCs in the DTCs MENU with the HDS. Go to step 4. Intermittent failure, the system is OK at this time. Check for poor connections or loose terminals 4. Check for DTCs in the DTCs MENU with the HDS. Go to step 5. Go to step 8. 5. Turn the ignition switch OFF. 6. Disconnect the VTM-4 control unit 22P connector. 7. Check for continuity between VTM-4 control unit 22P connector terminals No. 11 and No. 22 . Substitute a known-good VTM-4 control unit, then go to step 15 and recheck. If no DTCs are Repair open in the wire between the VTM-4 control unit (No. 11 (No. 22) ) and the PCM (A36 : CANL line 8. Check for poor connections at the VTM-4 control unit 22P connector and 12P connector. Go to step 9. Repair the connections, then go to step 15. Wire side of female terminals Is DT C U0114 indicated? Is T CS DT C 41 indicated? Is ther e continuity? Ar e the connections OK ? |