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Home >> Cadillac >> 1988 >> DeVille 4D Sedan >> Repair and Diagnosis >> Engine Performance >> System >> DFI BCM Tests W/Codes >> Trouble Shooting >> Code F32 - BCM-To-ECM Data Problem >> Note On Intermittents

Note On Intermittents

The following conditions will result in intermittent BCM code "F32" and/or ECM code "E47": Momentary open or short in circuit No. 526 results in both code "F32" and "E47". Momentary open or short in circuit No. 491 results in code "E47" only.

Momentary loss of ignition (circuit No. 50), battery (circuit No. 849), or ground (circuit No. 751A) to the BCM results in code "E47" and intermittent display panel operation. Momentary loss of ignition (circuit No. 439) to ECM results in code "F32" and intermittent engine operation.

Momentary loss of battery (circuit No. 480) or ground(circuit No. 450) to ECM results in codes "F32", "E52, and intermittent engine operation. Momentary BCM PROM problem results in codes "E47", "F51", and intermittent display of "-151" on climate control panel.

Fig 1: BCN Code F32 Diagnostic Chart & Wiring Diagram
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