Speedometer/Trip Meter/Odometer
Troubleshooting
NOTE:
The numbers in the table show the troubleshooting sequence.
If necessary, replace the speedometer, trip meter, and odometer as a unit.
VSS Input Test
Trml
Wire
Test condition
Test: Desired result
Possible cause if result is not obtained
1
2
3
BLK
YEL
ORN
Under all conditions
Ignition switch ON (II)
Ignition switch ON (II)
Check for continuity to ground:
There should be continuity.
Check for voltage to ground:
There should be battery voltage.
Check for voltage to ground:
There should be about 5 V or more.
• Poor ground (G101)
• An open in the wire
• Blown No. 1 (10 A) fuse in the
under-dash fuse/relay box
• Short to ground
• An open in the wire
• Short to ground
• An open in the wire
NOTE: A short to ground in the ORN wire can be caused by a short in any component connected to it.ProCarManuals.com