FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
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Without CONSULT Scan Tool

Function
- When a problem occurs in the ABS, the warning lamp on the instrument panel comes on. To start the self-diagnostic results mode, ground the self-diagnostic (check) terminal located on "Data Link Connector for CONSULT". The location of the malfunction is indicated by the warning lamp flashing.

Self-Diagnostic Procedure
1. Drive vehicle over 30 km/h (19 MPH) for at least one minute.
2. Turn ignition switch "OFF".
3. Ground terminal "4" of "Data link connector for CONSULT" with a suitable harness.





4. Turn ignition switch "ON" while grounding terminal "4". Do not depress brake pedal.





5. After 3.0 seconds, the warning lamp starts flashing to indicate the malfunction code number.

NOTE: The indication terminates after five minutes. However, when the ignition switch is turned from "OFF" to "ON", the indication starts flashing again.

6. Verify the location of the malfunction with the malfunction code chart. Then make the necessary repairs following the diagnostic procedures.
7. After the malfunctions are repaired, erase the malfunction codes stored in the control unit.
8. Rerun the self-diagnostic results mode to verify that the malfunction codes have been erased.





9. Disconnect the check terminal from the ground. The self-diagnostic results mode is now complete.
10. Check warning lamp for deactivation after driving vehicle over 30 km/h (19 MPH) for at least one minute.
11. After making certain that warning lamp does not come on, test the ABS in a safe area to verify that it functions properly.

How to Read Self-Diagnostic Results





1. Determine the code number by counting the number of times the warning lamp flashes on and off.
2. When several malfunctions occur at one time, up to three code numbers can be stored; the latest malfunction will be indicated first.
3. The indication begins with the start code 12. After that a maximum of three code numbers appear in the order of the latest one first. The indication then returns to the start code 12 to repeat (the indication will stay on for five minutes at the most).

Malfunction Code Chart:





4. See the malfunction code chart.

How to Erase Self-Diagnostic Results





1. Disconnect the check terminal from ground (ABS warning lamp will stay lit).
2. Within 12.5 seconds, ground the check terminal 3 times. Each terminal ground must last more than 1 second. The ABS warning lamp goes out after the erase operation has been completed.
3. Perform self-diagnosis again. Only the start code should appear, no malfunction codes.