P2E8E

Q: Can I keep driving with this code?

The vehicle is usually drivable for short distances, but the problem can worsen or affect emissions. Diagnose and repair as soon as practical. Use the Wrenchify app for a full diagnosis specific to your vehicle.

Battery Charger B Charge Sequence Signal 2 Circuit High

High severity

The charge sequence signal 2 circuit of battery charger B reports voltage above the expected window. Charging handshake compromised.

Common causes

Signal wire shorted to B+
One of the most commonly reported causes for this code — check this first.
high
Typical part cost: $130-770
Pull-down resistor open
A plausible cause — test and verify before replacing parts.
medium
Typical part cost: $130-770
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First things to check

1Confirm the code with a scan tool and check for additional related codes.
2Inspect the relevant sensors, wiring, and connectors for damage or corrosion.

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Related codes

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Frequently asked questions

What does P2E8E mean?

P2E8E means "Battery Charger B Charge Sequence Signal 2 Circuit High". It is a generic OBD-II code that points to a fault in the auxiliary emission controls.

What are the most common causes of P2E8E?

signal wire shorted to b+; pull-down resistor open; connector pins corroded - high contact resistance — these are the most commonly reported causes. Verify with a proper diagnosis before replacing parts, or use the Wrenchify app for a vehicle-specific diagnosis.

Can I keep driving with this code?

This code can put the vehicle into limp or reduced-power mode. Avoid extended driving and have the vehicle diagnosed promptly. Use the Wrenchify app for a full diagnosis specific to your vehicle.

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