P2E2A

Drive Motor A Excitation Current Sensor Circuit High Voltage

Severity

🔴 High

Can you drive?

Limited driving only, diagnose soon

Approx. repair cost

$28–89 (est.)

Symptoms

Check Engine Light Illuminates
Reduced motor power
Switching to emergency mode
Unstable operation of the hybrid system
Increased fuel consumption (in hybrid vehicles)

Causes

Excitation current sensor malfunction
Open or short circuit in the sensor circuit
Wiring harness damage
Problems with the control module
Corrosion of contacts or connectors

How to Fix

Check the integrity of the sensor circuit
Test the excitation current sensor
Inspect and, if necessary, replace the wiring harness
Check connections and contacts
Scan the control module for errors

Related codes

P2E29 P2E2B P2E2C