EPS Components

EPS Indicator Circuit Troubleshooting

17-93  

NOTE: Information marked with an asterisk (*) applies to 5 door model.
  1. Turn the ignition switch ON (II), start the engine, and watch the EPS indicator.

Does the EPS indicator come on?

YES - If the EPS indicator comes on and goes off, it's OK. If the EPS indicator stays on or blinks, go to step 9.

NO - Go to step 2.

  1. Turn the ignition switch OFF, then ON (II) again, and watch the brake system indicator.

Does the brake system indicator come on?

YES - Go to step 3.

NO - Repair open in the indicator power source circuit.

  • Blown No. 10 (7.5A) fuse.
  • Open in the wire between the No. 10 (7.5A) fuse and gauge assembly.
  • Open circuit inside the under-dash fuse/relay box.
  1. Turn the ignition switch OFF.
  2. Connect a jumper wire between the gauge assembly 22P connector terminal No. 20 (No. 13)* and body ground, then turn the ignition switch ON (II).

Does EPS indicator come on?

YES - Go to step 5.

NO - Inspect the EPS indicator bulb, if the bulb is OK, replace the bulb circuit board in the gauge assembly.

  1. Turn the ignition switch OFF.
  1. Disconnect the EPS control unit connector C (20P).
  2. Turn the ignition switch ON (II).
  3. Connect the EPS control unit connector C (20P) terminal No. 6 to body ground with a jumper wire.

    EPS CONTROL UNIT CONNECTOR C (20P)

Wire side of female terminals

Does EPS indicator come on?

YES - Check for loose EPS control unit connectors. If necessary, substitute a known-good EPS control unit and retest.

NO - Repair open in the wire between the gauge assembly and EPS control unit.