P1AE9
Drive Motor 1 Control Module Hybrid Battery Voltage Sense Circuit High Voltage
P1AE9 is an OBD-II diagnostic trouble code meaning: Drive Motor 1 Control Module Hybrid Battery Voltage Sense Circuit High Voltage. Common causes: hybrid battery malfunction, damage to high voltage wiring harness. Estimated repair cost: $56–278.
Symptoms
- Check Engine light comes on
- Hybrid system power reduction
- Problems with switching driving modes
- Reducing battery power
- Possible dashboard warnings
Causes
- Hybrid battery malfunction
- Damage to high voltage wiring harness
- Problems with engine control module 1
- Short circuit in voltage control circuit
- High voltage charging system malfunction
How to Fix
- Check the condition of the hybrid battery
- Inspect the high voltage wiring harness for damage.
- Check operation of engine control module 1
- Test voltage control circuit
- If necessary, replace faulty components
Related codes
FAQ
What does the P1AE9 code mean?
P1AE9 is an OBD-II diagnostic trouble code that indicates: Drive Motor 1 Control Module Hybrid Battery Voltage Sense Circuit High Voltage
What causes a P1AE9 error code?
The most common causes of P1AE9 include: Hybrid battery malfunction; Damage to high voltage wiring harness; Problems with engine control module 1; Short circuit in voltage control circuit.
How do I fix a P1AE9 diagnostic trouble code?
To fix P1AE9: Check the condition of the hybrid battery. Inspect the high voltage wiring harness for damage.. Check operation of engine control module 1. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P1AE9?
Do not drive — repair immediately
How much does it cost to fix P1AE9?
The estimated repair cost for P1AE9 is $56–278. Actual cost depends on your vehicle, location, and labor rates.
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