Powertrain
generic / SAE
P2A36
AFCM Power Relay Sense Circuit Low
The sense feedback voltage from the AFCM power relay is below the expected window. Indicates the relay output stays low when the relay is commanded on.
SystemPowertrain
Typegeneric / SAE
GroupP2
Range / numberA / 36
Possible causes
- Relay contact stays open high
- Feedback wire shorted to ground medium
- Connector pins corroded - high contact resistance low
Inspection / repair
- Difficulty: medium
- DIY: shop recommended
- Estimated cost: 120–600 €
- Estimated time: 0.5–3 h
- Component: afcm power relay
- Component: afcm
- Component: wiring harness
- MIL / check engine light
- emissions-relevant
- limp mode possible
Sources
References
sae:J2012