BMW DTC P0E42 – Charge Status Indicator ‘B’ Control Circuit High
DTC P0E42 meaning on BMW
The DTC P0E42 code for BMW indicates an issue with the Charge Status Indicator ‘B’ Control Circuit being detected as high. This fault code is specific to the charging system of the vehicle.
BMW DTC P0E42 symptoms
Symptoms of the BMW DTC P0E42 code may include:
- Check Engine Light illuminated
- Charging system warning light on
- Reduced battery charging
BMW DTC P0E42 causes
Potential causes of the BMW DTC P0E42 code include:
- Faulty Charge Status Indicator ‘B’
- Wiring or connection issues in the control circuit
- Defective charging system components
BMW DTC P0E42 seriousness
The seriousness of the BMW DTC P0E42 code lies in the potential impact on the vehicle’s charging system. Ignoring this fault could lead to battery charging issues and potential breakdowns.
How to diagnose DTC P0E42 on BMW
To diagnose the DTC P0E42 on a BMW, a mechanic would typically:
- Use a diagnostic scanner to retrieve the fault codes
- Inspect the Charge Status Indicator ‘B’ and related components
- Check the wiring and connections in the control circuit
How to fix DTC P0E42 on BMW
To fix the DTC P0E42 on a BMW, the following steps may be taken:
- Replace the faulty Charge Status Indicator ‘B’
- Repair any damaged wiring or connections in the control circuit
- Address any issues with the charging system components
How to erase DTC P0E42 on BMW
To erase the DTC P0E42 code on a BMW, the fault must first be fixed. Once the underlying issue is resolved, a diagnostic scanner can be used to clear the fault code from the vehicle’s system.
Recommended tools & DTC Scanners for BMW
Best Diagnostic App for modern BMWs: BimmerLink
Recommended Bluetooth adapter for Bimmerlink: OBDLink CX
Cable adapter for Bimmerlink: Enet Cable USB Type C
For older BMWs we recommend: Autel AutoLink AL319 (2024 version)
Easy-to-use Multimeter for reliable diagnostics: AstroAI Auto-ranging Multimeter
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