Powertrain
generic / SAE
P058E
Battery Monitor Module Temperature Too High
The battery monitor module measures battery temperature above the safe upper threshold - charging is derated or stopped to prevent thermal runaway. Causes are heat soak from a hot engine bay, hard charging on a depleted battery, or a faulty sensor.
SystemPowertrain
Typegeneric / SAE
GroupP0
Range / number5 / 8E
Possible causes
- Heat soak from engine bay high
Inspection / repair
- Difficulty: easy
- DIY: possible
- Estimated cost: 80–400 €
- Estimated time: 0.4–1.6 h
- Component: battery monitor module
- Component: battery thermal management
- MIL / check engine light
Sources
References
sae:J2012