chevrolet Workshop Repair Guides

Chevrolet Workshop Service and Repair Manuals

Gauge Readings Are Inaccurate|Page 2133 > < Gauge Readings Are Inaccurate
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Oil Pressure Gauge: Testing and Inspection
Gauge Reads ``0''

1.

Check oil level, add if necessary.

2.

Remove oil pressure sensor lead at sensor, gauge should read ``80.''

3.

If gauge stays at ``0'' remove sensor lead at gauge, gauge should read ``80.'' If gauge reads ``80'' find short to ground between gauge and sensor.

4.

If gauge still reads ``0'' replace cluster.

5.

With lead removed at sensor, connect a suitable ohmmeter to sensor. With engine stopped resistance should be one ohm, and approximately 44
ohms with engine running.

6.

If sensor reads one ohm with engine running, replace sensor.

Gauge Readings Are Inaccurate|Page 2133 > < Gauge Readings Are Inaccurate