P0A53 Possible Causes
Defective drive motor A current sensor
Drive motor A current sensor harness open or short-circuited
Electric motor A current sensor circuit poor electrical connection
What Does It Mean?
How to Fix Code P0A53
Check the “possible causes” listed above. Visually inspect the related cable harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector pins.
P0A53 Possible Symptoms
Engine light on (or service engine soon warning light)
P0A53 Meaning
The engine control module (ECM) monitors the drive motor ‘A’ current sensor. The ECM sets the OBDII code when the drive motor ‘A’ current sensor does not meet factory specifications.
OBDII Code P0A53 – Drive Motor ‘A’ Current Sensor Circuit Low – Engine-Codes.com