P1E0D
Hybrid/EV Battery Voltage Isolation Sensing Circuit 2 High Voltage
P1E0D is an OBD-II diagnostic trouble code meaning: Hybrid/EV Battery Voltage Isolation Sensing Circuit 2 High Voltage. Common causes: damage to the insulation of high-voltage wires, insulation monitoring sensor fault. Estimated repair cost: $167–556.
Symptoms
- Check Engine light comes on
- Hybrid system malfunction warning appears
- Reduced power or hybrid system failure
- The car may go into emergency mode
- Possible problems with charging the high-voltage battery
Causes
- Damage to the insulation of high-voltage wires
- Insulation monitoring sensor fault
- Problems in the hybrid system control module
- Moisture ingress into high voltage components
- Mechanical damage to high-voltage system elements
How to Fix
- Check the integrity of the insulation of high-voltage wires
- Test insulation monitoring sensors
- Check the condition of the connectors and connections of the high-voltage system
- Diagnose the hybrid system control module
- Repair only from an authorized dealer
Related codes
FAQ
What does the P1E0D code mean?
P1E0D is an OBD-II diagnostic trouble code that indicates: Hybrid/EV Battery Voltage Isolation Sensing Circuit 2 High Voltage
What causes a P1E0D error code?
The most common causes of P1E0D include: Damage to the insulation of high-voltage wires; Insulation monitoring sensor fault; Problems in the hybrid system control module; Moisture ingress into high voltage components.
How do I fix a P1E0D diagnostic trouble code?
To fix P1E0D: Check the integrity of the insulation of high-voltage wires. Test insulation monitoring sensors. Check the condition of the connectors and connections of the high-voltage system. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P1E0D?
Do not drive — repair immediately
How much does it cost to fix P1E0D?
The estimated repair cost for P1E0D is $167–556. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat