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Fuel pump relay voltage
TO all of you Isuzu techs, I have a question. in Alldata it tells me that the fuel pump relay circuit from the pcm to the relay should have B+ voltage for 2 seconds on koeo, and then have B+ voltage with engine running. I have one that would only start intermi... Login to read more. 
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| Engine | 3.1 L |
| Trans | 5-speed Standard |
Vehicle Data
1992 Isuzu Rodeo LS 3.1L
| Engine | 3.1 L |
| Trans | 5-speed Standard |
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