Pinpoint Test 6

Flow Chart No. 6 - Symptom - Speedometer/odometer inoperative.

Step 1
Check connections.
1. Verify connector is properly attached at speed sensor.




2. Are connections good and is drive tip seated properly?

Step 2
Check odometer.
1. Check operation of odometer.




2. Does the odometer operate?

Step 3




Check speedometer pointer.
1. Check operation of speedometer pointer.




2. Does the speedometer pointer operate?

Step 4
Check vehicle speed sensor.




1. Disconnect speedometer connector from vehicle speed sensor and remove vehicle speed sensor. Check that shaft in vehicle speed sensor turns freely.




2. Does shaft turn freely?

Step 5
Check gears.
1. Check drive gear for damage or wear.




2. Is drive gear damaged?

Step 6
Check wiring and connections.

NOTE:
^ Speedometer signal terminals "G", "B" and "S" are located directly below the cluster illumination bulb to the right to 16-pin connector C-214.

1. Remove instrument cluster.
2. Check for continuity at printed circuit between pin 13 of 16-pin connector C-214 (upper left corner of cluster) and speedometer terminal "B".
3. Check for continuity at printed circuit between pin 7 of 10-pin connector C-216 (bottom center of cluster) and speedometer terminal directly above the right turn signal indicator bulb.
4. Check for continuity at printed circuit between pin 2 of 12-pin connector C-215 (upper right of cluster) and speedometer signal terminal "G".
5. Check for continuity at printed circuit between pin 1 of 12-pin connector C-215 (upper right of cluster) and speedometer signal terminal "S".




6. Is there continuity?