P2E85

Battery Charger B Input Voltage Sensor Circuit Low

Severity

⚠️ Medium

Can you drive?

Yes, but get it checked soon

Approx. repair cost

$17–56 (est.)

Symptoms

Check Engine light comes on
Battery charging problems
Reduced vehicle performance
Unstable operation of electrical systems

Causes

Input voltage sensor fault
Damage to wiring or connectors
Charger problems
Short circuit in the circuit
Control unit malfunction

How to Fix

Check the condition of the wiring and connectors
Check the functionality of the input voltage sensor
Check the charger for faults
Check the control unit for errors
Replace faulty components

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