engien codes...

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volvo 850 glt

Junior Member
on the ECU the light flashes 4 times. what dose this mean. what code is being thrown? 91 crx zc swap. it fires up it runs but the 4 red lights arnt right..... help plz


J
 
Code 4 - CKP Sensor (Crankshaft Position Sensor)
defective circuit or unplugged / defective sensor

Also is it 4 short blinks or 4 long blinks?
 
How do you clear the engine codes on the ECU... Also is there a way to test the Crank angle sensor to see if it is good or not...
 
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