P1AE4
Battery Energy Control Module High Voltage System Interlock Circuit High Voltage
P1AE4 is an OBD-II diagnostic trouble code meaning: Battery Energy Control Module High Voltage System Interlock Circuit High Voltage. Common causes: damage to high voltage wiring, poor contact in module connectors. Estimated repair cost: $167–556.
Symptoms
- Reduced engine power
- Check Engine light comes on
- Limitation of hybrid system operation
- Possible problems with battery charging
- The car may go into emergency mode
Causes
- Damage to high voltage wiring
- Poor contact in module connectors
- Battery Energy Management Module Malfunction
- Damage to the insulation of high voltage components
- High Voltage System Grounding Problems
How to Fix
- Check the integrity of high-voltage wiring
- Inspect the module connectors for corrosion or damage.
- Check the insulation resistance of high voltage components
- Test the battery energy management module
- Replace damaged components
- Repair only from an authorized dealer
Related codes
FAQ
What does the P1AE4 code mean?
P1AE4 is an OBD-II diagnostic trouble code that indicates: Battery Energy Control Module High Voltage System Interlock Circuit High Voltage
What causes a P1AE4 error code?
The most common causes of P1AE4 include: Damage to high voltage wiring; Poor contact in module connectors; Battery Energy Management Module Malfunction; Damage to the insulation of high voltage components.
How do I fix a P1AE4 diagnostic trouble code?
To fix P1AE4: Check the integrity of high-voltage wiring. Inspect the module connectors for corrosion or damage.. Check the insulation resistance of high voltage components. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P1AE4?
Do not drive — repair immediately
How much does it cost to fix P1AE4?
The estimated repair cost for P1AE4 is $167–556. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat