nissan Workshop Repair Guides

Nissan and Datsun Workshop Service and Repair Manuals

Lamp Out Indicator > < Instruments - Fuel/Temperature Gauges Erratic Operation|Page 6471
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Instrument Power Unit: Testing and Inspection

***UPDATED BY TSB# TS86-193, NOVEMBER 1986

NOTE: Refer to TSB for further information.

INSTRUMENT VOLTAGE REGULATOR

1.

Check output voltage of instrument voltage regulator at rear of combination meter as follows:

2.

With the ignition key "ON", check voltage between the yellow and black wires. Ensure battery voltage.
Voltage:

Battery voltage

3.

Check voltage between blue and black wires.
Voltage:

8.0 +/- 0.15V

4.

If battery voltage is present at the yellow and black wires, and output voltage is incorrect, replace the instrument voltage regulator.

Lamp Out Indicator > < Instruments - Fuel/Temperature Gauges Erratic Operation|Page 6471