U059B

Invalid Data Received From Hybrid/EV Battery Pack Sensor Module

Severity

🔴 High

Can you drive?

Do not drive — repair immediately

Approx. repair cost

$167–556 (est.)

Symptoms

Check Engine light comes on
Reduced vehicle power
Errors in the hybrid/electric traction system
Reducing electric range
The car goes into emergency mode

Causes

Battery sensor module malfunction
Open or short circuit in the communication circuit
Connector problems or contact corrosion
Software error in control module
Damage to the high voltage battery

How to Fix

Diagnose error codes and battery parameters
Checking the integrity of the wiring harness to the sensor module
Inspecting and cleaning connector contacts
Checking module power and grounding
Replacing the battery sensor module if necessary
Repair only from an authorized dealer

Related codes

U059A U059C P0A80