Powertrain
generic / SAE
P2500
Generator Lamp/L-Terminal Circuit Low
The L-terminal feedback line from the alternator (charging warning lamp circuit) reads below the lower limit. The lamp may stay on, and battery voltage may drift if regulation feedback is also affected.
SystemPowertrain
Typegeneric / SAE
GroupP2
Range / number5 / 00
Possible causes
- L-terminal shorted to ground high
- Alternator regulator failed medium
- Connector pins corroded - high contact resistance low
Inspection / repair
- Difficulty: medium
- DIY: possible
- Estimated cost: 80–800 €
- Estimated time: 0.5–3 h
- Component: alternator
- Component: charging warning lamp wiring
- MIL / check engine light
Sources
References
sae:J2012