P1ADF
Drive Motor 1 Control Module System Voltage High
P1ADF is an OBD-II diagnostic trouble code meaning: Drive Motor 1 Control Module System Voltage High. Common causes: motor control module malfunction, problems with the alternator or charging system. Estimated repair cost: $56–278.
Symptoms
- Check Engine light comes on
- Reduced motor power
- The car goes into emergency mode
- Unstable operation of the hybrid system
- Possible errors in other systems
Causes
- Motor control module malfunction
- Problems with the alternator or charging system
- Short circuit in the electrical circuit
- Wiring harness damage
- Problems with high voltage battery
How to Fix
- Check system voltage
- Diagnose the motor control module
- Inspect electrical connections and wiring harness
- Check the operation of the generator and charging system
- Test the high voltage battery
Related codes
FAQ
What does the P1ADF code mean?
P1ADF is an OBD-II diagnostic trouble code that indicates: Drive Motor 1 Control Module System Voltage High
What causes a P1ADF error code?
The most common causes of P1ADF include: Motor control module malfunction; Problems with the alternator or charging system; Short circuit in the electrical circuit; Wiring harness damage.
How do I fix a P1ADF diagnostic trouble code?
To fix P1ADF: Check system voltage. Diagnose the motor control module. Inspect electrical connections and wiring harness. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P1ADF?
Do not drive — repair immediately
How much does it cost to fix P1ADF?
The estimated repair cost for P1ADF is $56–278. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat