DTC U0401-68
DTC U0401-68 : PCM (PGM-FI System) Malfunction
NOTE: Before you troubleshoot, review the general troubleshooting information .
| DTC Description | DTC | Freeze Frame |
|---|---|---|
| U0401-68 PCM (PGM-FI System) Malfunction |
DTC (IDAS)
- PGM-FI system DTCs check
-1. Turn the vehicle to the ON mode.
-2. Check for PGM-FI system DTCs with the HDS.
DTC Description Confirmed DTC Pending DTC Freeze Frame Are any DTCs indicated?
YES
Go to the indicated DTC's troubleshooting .
NO
Go to step 2.
- Problem verification
-1. Clear the DTC with the HDS.
-2. Turn the vehicle to the OFF (LOCK) mode.
-3. Turn the vehicle to the ON mode, then wait for at least 5 seconds.
-4. Check for DTCs with the HDS.
DTC Description DTC Freeze Frame U0401-68 PCM (PGM-FI System) Malfunction Is DTC U0401-68 indicated?
YES
The failure is duplicated. Go to step 3.
NO
Intermittent failure, the system is OK at this time. Refer to intermittent failures troubleshooting . If the freeze data/on-board snapshot of this DTC is recorded, try to reproduce the failure under the same conditions with the freeze data/on-board snapshot.
- Multipurpose camera unit check (update)
-1. Update the multipurpose camera unit if it does not have the latest software .
-2. Turn the vehicle to the OFF (LOCK) mode.
-3. Turn the vehicle to the ON mode, then wait for at least 5 seconds.
-4. Check for DTCs with the HDS.
DTC Description DTC Freeze Frame U0401-68 PCM (PGM-FI System) Malfunction Is DTC U0401-68 indicated?
YES
Check for loose terminals in the multipurpose camera unit 20P connector. If the multipurpose camera unit was updated and the symptom/indication is still present, replace the multipurpose camera unit .
NO
Troubleshooting is complete. If any other DTCs are indicated, go to the indicated DTC's troubleshooting.