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Home >> Cadillac >> 1983 >> Seville 5.7 N >> Repair and Diagnosis >> Engine Performance >> System >> DFI Tests W/Codes >> Diagnostic Code Charts >> Code 37 - Shorted Mat Sensor >> Note on Intermittents

Note on Intermittents

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If an intermittent Code 37 is being set, manipulate the related wiring while observing engine data parameter .0.5. If the failure is induced, the "MAT" reading will jump from its normal value to the "shorted" reading of 142° to 151°C. This will help to isolate the location of the malfunction.