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Where is the ECU ground for p72??

Discussion in 'ECU's, Electronics, and Tuning' started by 4drteg54321, Apr 28, 2009.

  1. 4drteg54321

    4drteg54321 New Member

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    I have a apexi turbo timer and i want it to read my A/F it tell me i need to ground it to the Ecu Ground to correctly read it. But i have no idea where the ecu ground is. Where is the ECU Ground for a p72??
     
  2. jlicrx

    jlicrx Senior Member

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    the grounds for the ECU, Main Relay and the distributor wiring shields are all connected together at the ground wire from the engine harness that bolts to the thermostat housing - the actual ground locations at the ECU are at pins A23 and A24
     
  3. BrutalB83

    BrutalB83 Brutal Moderator Moderator VIP

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    Get. Your. Car. Tuned.

    Yes, I read your other thread...
     
  4. 4drteg54321

    4drteg54321 New Member

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    well i 1st tryed a23 but all it did was made the turbo timer flicker on and off
     
  5. 4drteg54321

    4drteg54321 New Member

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    yeah that gonna be done once i get some more money
     
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