Over current or short circuit on PWM 4
â–¶ How to fix
Check wiring, connectors and load connected to PWM4 output (pin B7).
What you'll see
No driver-visible symptom recorded.
System reaction
Output operational status shall be set to disabled. The status of the pin shall be indicated as Not Available/Error. Yellow warning in the instrument cluster.
Diagnostic depth
Detection
Over current or short circuit on PWM 4
Possible cause
Defect wiring - short circuit to ground or supply voltage Defect load Defect connectors