P2E21
Drive Motor A Phase Y Current Sensor Circuit Low
P2E21 is an OBD-II diagnostic trouble code meaning: Drive Motor A Phase Y Current Sensor Circuit Low. Common causes: phase y current sensor fault, open or short circuit in the sensor circuit. Estimated repair cost: $33–111.
Symptoms
- Reduced motor power
- Rough engine operation
- Check Engine Light Illuminates
- Reduced system efficiency
- Possible errors in other systems
Causes
- Phase Y current sensor fault
- Open or short circuit in the sensor circuit
- Poor connection or corroded connectors
- Problems with the engine control unit
- Mechanical damage to wiring
How to Fix
- Check the continuity of the phase Y current sensor circuit
- Inspect connectors and connections for corrosion or damage
- Check the functionality of the current sensor
- Scan the control unit for additional errors
- If necessary, replace the sensor or repair the wiring
Related codes
Error P2E21 by Vehicle Brand
FAQ
What does the P2E21 code mean?
P2E21 is an OBD-II diagnostic trouble code that indicates: Drive Motor A Phase Y Current Sensor Circuit Low
What causes a P2E21 error code?
The most common causes of P2E21 include: Phase Y current sensor fault; Open or short circuit in the sensor circuit; Poor connection or corroded connectors; Problems with the engine control unit.
How do I fix a P2E21 diagnostic trouble code?
To fix P2E21: Check the continuity of the phase Y current sensor circuit. Inspect connectors and connections for corrosion or damage. Check the functionality of the current sensor. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P2E21?
Limited driving only, diagnose soon
How much does it cost to fix P2E21?
The estimated repair cost for P2E21 is $33–111. Actual cost depends on your vehicle, location, and labor rates.
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