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Home >> Toyota >> 1995 >> Pickup Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Tests W/Codes - 2.4L >> Diagnostic Testing >> Code 53 - Knock Control CPU Malfunction >> Diagnosis & Repair
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Diagnosis & Repair

If any codes other than Code 53 is displayed, diagnose and repair those codes first. If only Code 53 is displayed, replace ECM and retest.

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