ecu code 21

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roamaver
Posts: 83
Joined: Sat Dec 16, 2006 5:07 pm
Car: '91 240sx se HB

Post

Like the topic says. My ecu is spitting out 21. Ignition signal missing in the primary circuit, would this mean my ignitor chip is bad? im using a z32 ignitor chip bought off ebay. or could it be somthing else??


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