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TROUBLESHOOTING MULTIPORT FUEL INJECTION (MFI) 13A-119 Code No. P0325: Detonation Sensor System OPERATION The sensor signal is inputted to the engine-ECU FUNCTION The detonation sensor detects the vibration of the In response to the signal, the engine-ECU pro- TROUBLE JUDGMENT Check Condition 2 seconds later after the engine has started up. Judgment Criteria The change amount of the detonation sensor out- AK300273 2 1 82 78 81 80 89 90 9192 79 87 71 74 73 72 76 75 77 85 88 83 84 86 AB 78 W B B Detonation sensor 2 1 B-103 Engine-ECU Detonation sensor circuit Wire colour code B C-137 |