Chevrolet C12E7: Valve Relay Contact Circuit Resistance Below Threshold

Is your scanner showing Chevrolet C12E7?
No worries. We'll show you what it means and how to deal with it.

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Randy Worner

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OVERVIEW

Severity

Medium

DIY Difficulty Level

Intermediate

Repair Cost

$50-$100

Can I Still Drive?

What Does The Chevrolet C12E7 Code Mean?

Ignition ON. The ignition voltage is greater than 10 V.

The EBCM detects an short to battery in the circuits to the solenoid valve relay.
The EBCM detects a stuck closed solenoid valve relay.

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Note: During the purchasing process, please check carefully whether the part you want to buy fits your car!

Chevrolet Volt Hybrid DTC – OBDG01 HYBRID Diagnostics Document, page 569.

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