Chevrolet P1AF4: Drive Motor 1 Control Module Hybrid Battery Voltage Isolation Sensor Circuit Low Voltage
Is your scanner showing Chevrolet P1AF4?
No worries. We'll show you what it means and how to deal with it.
Chevrolet P1AF4: Drive Motor 1 Control Module Hybrid Battery Voltage Isolation Sensor Circuit Low VoltageOVERVIEW
What Does The Chevrolet P1AF4 Code Mean?
The motor control module runs the program to detect an internal fault when the key is ON. Ignition voltage is 8-18 V.
The motor control module detects isolation sensor voltage less than 0V.
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Chevrolet Volt Hybrid DTC – OBDG01 HYBRID Diagnostics Document, page 678.