Without Scan Tool
DIAGNOSTIC PROCEDURE WITHOUT CONSULT-IIOBD-II Self-diagnostic Procedure (With GST)
Refer to "Generic Scan Tool (GST) Function". With Generic Scan Tool
OBD-II Self-diagnostic Procedure (No Tools)
Refer to "Malfunction Indicator Lamp (MIL)". Malfunction Indicator Lamp (MIL)
TCM Self-diagnostic Procedure (No Tools)
1. CHECK O/D OFF INDICATOR LAMP
1. Move A/T selector lever to "P" position.
Start the engine.
Warm engine to normal operating temperature.
2. Turn ignition switch to "OFF" position.
3. Wait 5 seconds.
4. Turn ignition switch to "ON" position.
(Do not start engine.)
5. Does O/D OFF indicator lamp come on for about 2 seconds?
Yes or No
Yes >> GO TO 2.
No >> GO TO 1. O/D OFF Indicator Lamp Does Not Come On"
2. JUDGEMENT PROCEDURE STEP 1
1. Turn ignition switch to "OFF" position.
2. Turn ignition switch to "ACC" position.
3. Move A/T selector lever from "P" to "D" position.
4. Turn ignition switch to "ON" position. (Do not start engine.)
5. Depress and hold overdrive control switch (the O/D OFF indicator lamp will be "ON") until directed to release the switch.
If O/D OFF indicator lamp does not come on, go to "21. TCM Self-diagnosis Does Not Activate {Park/neutral Position (PNP) , Overdrive Control and Throttle Position Sensor [Accelerator Pedal Position (APP)Sensor Switch} Switches Circuit Checks"
6. Turn ignition switch to "OFF" position.
7. Turn ignition switch to "ON" position. (Do not start engine.)
8. Release the overdrive control switch (the O/D OFF indicator lamp will be "OFF").
9. Wait 2 seconds.
10. Move A/T selector lever to "2" position.
11. Depress and release the overdrive control switch (the O/D OFF indicator lamp will be "ON").
12. Depress and hold the overdrive control switch (the O/D OFF indicator lamp will be "OFF") until directed to release the switch.
>> GO TO 3.
3. JUDGEMENT PROCEDURE STEP 2
1. Move A/T selector lever to "1" position.
2. Release the overdrive control switch.
3. Depress and release the overdrive control switch (the O/D OFF indicator lamp will be "ON").
4. Depress and release the overdrive control switch (the O/D OFF indicator lame will be "OFF").
5. Depress and hold the overdrive control switch (the O/D OFF indicator lamp will be "ON") until directed to release the switch.
6. Depress accelerator pedal fully and release.
7. Release the overdrive control switch (the O/D OFF indicator lamp will begin to flash "ON" and "OFF").
>>GO TO 4.
4. CHECK SELF-DIAGNOSIS CODE
Check O/D OFF indicator lamp. Refer to "Judgement of Self-diagnosis Code".
>> DIAGNOSIS END
Judgement of Self-diagnosis Code