Nov 212016
 

1994 Volvo 940no spark at coil have replaced ckp coil ecu and power state out of ideas


RESPONSE

According to the wiring diagram the coil receives its power through the Radio Interference Suppression relay. I recommend checking this relay if you are not receiving voltage at the coil. Use the wiring diagram below as reference to help understand the circuit.

Engine wiring diagram 1994 Volvo 940

1994-volvo-940-engine-controls-1-of-2

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