P2E20

Drive Motor A Phase Y Current Sensor Circuit Range/Performance

Severity

⚠️ Medium

Can you drive?

Limited driving only, diagnose soon

Approx. repair cost

$28–89 (est.)

Symptoms

Reduced motor power
System transition to emergency mode
Unstable engine operation
Check Engine Light Illuminates
Possible jerking when moving

Causes

Phase Y current sensor fault
Open or short circuit in the sensor circuit
Poor contact in connectors
Problems with the engine ECU
Mechanical damage to wiring

How to Fix

Check the continuity of the current sensor circuit
Inspect connectors and contacts for oxidation
Test the current sensor with a multimeter
If necessary, replace the current sensor
Check the operation of the computer for errors

Related codes

P2E21 P2E22 P2E23