1987 Other Volvo Models

Tiny
JOYBIRD
  • MEMBER
  • 1987 VOLVO
  • 6 CYL
  • 2WD
  • AUTOMATIC
  • 13,400 MILES
1987 VOLVO 780 COUPE/RE:INTERIOR GAUGES NOT WORKING ie VOLTAGE, GAS GAUGE, SPEEDOMETER WANDERS-REALLY THE ONLY GAUGE THAT WORKS IS ODOMETER. ANY SUGGESTIONS JOYOUS
Saturday, August 9th, 2008 AT 4:55 AM

1 Reply

Tiny
KHLOW2008
  • MECHANIC
  • 41,814 POSTS
Hi JOYOUS,

Check the voltage limiter, it resistance should be 10 ohms. When connected to 12v battery, it should supply 9.8 to 10.2 volts.

The speedometer wandering could be due to speed sensor or its wiring circuit.
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Saturday, August 16th, 2008 AT 12:51 PM

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