Displaying & Reading Trouble Codes

DIAGNOSIS SYSTEM INSPECTION

1. INSPECT BATTERY POSITIVE VOLTAGE
Inspect that the battery positive voltage is 10-14 V.

2. CHECK THAT WARNING LIGHT TURNS ON
(a) Turn the ignition switch ON.
(b) Check that the "REAR ANTI LOCK" warning light turns on for about 3 seconds.
If not, inspect and repair or replace the fuse, bulb and wire harness.

3. READ DIAGNOSTIC TROUBLE CODE

(a) Turn the ignition switch ON.
(b) Disconnect the service connector.

(d) In event of a malfunction, 4 seconds later the warning light will begin to blink. Read the number of blinks.

HINT: The 1st number of blinks will equal the 1st digit of a 2 digit diagnostic trouble code. After a 1.5 seconds pause, the 2nd number of blinks will equal the 2nd number of a 2 digit code. If there are 2 or more codes, there will be a 2.5 seconds pause between each, and indication will begin after 4.0 seconds pause from the smaller value and continue in order to the larger value.

(e) If the system is operating normally (no malfunction), the warning light will blink 2 times per second.
(f) Repair the malfunctioning parts.
(g) After the malfunctioning parts have been repaired, clear the diagnostic trouble codes stored in the ECU.

HINT: If you disconnect the battery cable while repairing, all diagnostic trouble codes in the ECU will erased.

(h) Disconnect the terminal Tc and E1 of the data link connector 1.
(i) Connect the service connector.
(j) Turn the ignition switch ON, and check that the "REAR ANTILOCK" warning light goes off after the warning light goes on for about 2 seconds.