P2E1B

Drive Motor A Phase X Current Sensor Circuit

Severity

🔴 High

Can you drive?

Do not drive — repair immediately

Approx. repair cost

$50–133 (est.)

Symptoms

Check Engine light comes on
Reduced power or unstable operation of the hybrid system
Increased fuel consumption
The car may go into emergency mode
Possible problems with regenerative braking

Causes

Open or short circuit in the sensor circuit
Malfunction of the current sensor itself
Poor contact in connectors
Wiring harness damage
Problems with the hybrid system control unit

How to Fix

Visually inspect the sensor circuit for damage
Checking connector connections and contacts
Testing the sensor with a multimeter
Replacing a faulty current sensor
Checking and, if necessary, reflashing the control unit

Related codes

P2E1A P2E1C P0A1F