( TL19E00F18100000000FAAT02 )

EPS Symptom Troubleshooting - EPS indicator does not go off, and no DTCs are stored

EPS indicator does not go off, and no DTCs are stored
NOTE: Check for gauge DTCs with the HDS. If gauge DTCs are stored, troubleshoot those DTCs first.

1. Turn the ignition switch to LOCK (0).

1. Check the No. 6 (7.5 A) fuse in the driver's under-dash fuse/relay box.

Is the fuse blown?

YES | - | Go to Step 3 .
NO | - | Reinstall the checked fuse, then go to Step 5 .

1. Disconnect the EPS control unit connector D (28P).

1. Check for continuity between EPS control unit connector D (28P) terminal No. 16 and body ground.

Is there continuity?

YES | - | Repair short to body ground in the wire between the EPS control unit and the No. 6 (7.5 A) fuse in the driver's under-dash fuse/relay box.■
NO | - | Install a new No. 6 (7.5 A) fuse in the driver's under-dash fuse/relay box, then go to Step 6 .

1. Disconnect the EPS control unit connector D (28P).

1. Turn the ignition switch to ON (II).

1. Measure the voltage between EPS control unit connector D (28P) terminal No. 16 and body ground.

Is there battery voltage?

YES | - | Go to Step 8 .
NO | - | Repair open in the wire between the EPS control unit and driver's under-dash fuse/relay box.■

1. Turn the ignition switch to LOCK (0).

1. Disconnect the EPS control unit connector A (2P).

1. Check for continuity between EPS control unit connector A (2P) terminal No. 1 and body ground.

Is there continuity?

YES | - | Go to Step 11 .
NO | - | Repair open in the wire between the EPS control unit and body ground (G203) *1 , (G303) *2 .■ *1: LHD model *2: RHD model

1. Disconnect the gauge control module 32P connector.

1. Check for continuity between EPS control unit connector D (28P) terminal No. 1 and gauge control module 32P connector terminal No. 22.

Is there continuity?

YES | - | Go to Step 13 .
NO | - | Repair open in the wire between the EPS control unit and the gauge control module.■

1. Check for continuity between EPS control unit connector D (28P) terminal No. 15 and gauge control module 32P connector terminal No. 21.

Is there continuity?

YES | - | Check for loose terminals in the EPS control unit connectors, and repair if necessary. If no poor connections are found, replace the EPS control unit. ■
NO | - | Repair open in the wire between the EPS control unit and the gauge control module.■