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ABS Symptom Troubleshooting - ABS indicator and brake system indicator do not go off at same time

ABS indicator and brake system indicator do not go off at the same time
  1. Turn the ignition switch to LOCK (0).
  1. Check the No. 11 (7.5 A) fuse in the under-dash fuse/relay box.
Is the fuse blown?
YES -
Go to Step 3 .
NO -
Reinstall the checked fuse, then go to Step 8 .
  1. Check for continuity between ABS modulator-control unit 25P connector terminal No. 16 and body ground.
Is there continuity?
YES -
Repair short to body ground in the wire between the No. 11 (7.5 A) fuse in the under-dash fuse/relay box and the ABS modulator-control unit.■
NO -
Install the new No. 11 (7.5 A) fuse in the under-dash fuse/relay box, then go to Step 5 .
  1. Reconnect the ABS modulator-control unit 25P connector.
  1. Turn the ignition switch to ON (II).
  1. Check the ABS indicator and brake system indicator for several seconds when the ignition switch is turned to ON (II).
Do the indicators come on then go off?
YES -
NO -
The system is OK at this time.■
  1. Turn the ignition switch to ON (II).

  1. Measure the voltage between ABS modulator-control unit 25P connector terminal No. 16 and body ground.
Is there battery voltage?
YES -
Go to Step 11 .
NO -
Repair open in the wire between the No. 11 (7.5 A) fuse in the under-dash fuse/relay box and the ABS modulator-control unit.■
  1. Turn the ignition switch to LOCK (0).

  1. Check for continuity between ABS modulator-control unit 25P connector terminal No. 24 and body ground.
Is there continuity?
YES -
Go to Step 13 .
NO -
  • RHD model: Repair open in the wire between the ABS modulator-control unit and body ground (G203).■
  • LHD model: Repair open in the wire between the ABS modulator-control unit and body ground (G402).■
  1. Disconnect the gauge control module 32P connector.

  1. Check for continuity between the ABS modulator-control unit 25P connector terminal and gauge control module 32P connector terminal (see table).
    Sign
    ABS Modulator-control Unit 25P Connector Terminal
    Gauge Control Module 32P Connector Terminal
    CAN-L
    No. 17
    No. 29
    CAN-H
    No. 1
    No. 30

Is there continuity?
YES -
Check for loose terminals in the ABS modulator-control unit 25P connector. Clean terminal: G203 (RHD model), G402 (LHD model) and recheck. If necessary, substitute a known-good ABS modulator-control unit, and reset.■
NO -
Repair open in the wire between the gauge control module and the ABS modulator-control unit.■