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Home >> Lexus >> 1992 >> LS 400 >> Repair and Diagnosis >> Brakes >> Traction Control >> Traction Control System >> Diagnostic Charts >> Code 51: Engine Malfunction Detection Circuit >> Diagnostic Chart
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Diagnostic Chart

Check the diagnostic code for the engine. If codes exist, repair engine control system according to the code output. If CHECK engine warning light remains ON but no codes exist, check for short in all the harness and ECU connected to CHECK Engine warning light.

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