Diagnosis By Symptom
Preliminary Check:
PRELIMINARY CHECK
Symptom Chart 1 (Malfunction Is Indicated In Diagnosis Mode):
SYMPTOM CHART 1 (Malfunction is indicated in diagnosis mode)
Symptom Chart 2 (No Malfunction Is Indicated In Diagnosis Mode):
SYMPTOM CHART 2 (No Malfunction is indicated in diagnosis mode)
Before Starting trouble diagnoses, perform "PRELIMINARY CHECK".
POWER SUPPLY AND GROUND CIRCUIT CHECK
Without Tachometer:
With Tachometer:
Power Supply Circuit Check
If NG, check the following.
- 10 A fuse [No. 12, located in fuse block (J/B)]
- 10 A fuse [No. 30, located in fuse block (J/B)]
- Harness for open or short between fuse and combination meter
Without Tachometer:
With Tachometer:
Ground Circuit Check
Steps 1 - 2:
INSPECTION/VEHICLE SPEED SENSOR
Step 1:
INSPECTION/ENGINE REVOLUTION SIGNAL
Steps 1 - 3:
INSPECTION/FUEL LEVEL SENSOR UNIT AND FUEL PUMP
Steps 1 - 2:
INSPECTION/THERMAL TRANSMITTER