C1150: Two Speed Rear Axle Input Switch Circuit Short to Vbatt
MediumChassisChassis Electronics
What does C1150 mean?
C1150 is a diagnostic trouble code indicating "Two Speed Rear Axle Input Switch Circuit Short to Vbatt". The ECU is detecting a voltage reading that is below the expected range in the chassis electronics circuit. This typically points to a wiring short, a faulty sensor, or a grounding issue.
Common causes
- Damaged or corroded wiring harness
- Loose or disconnected electrical connector
- Failed chassis electronics sensor or actuator
- Blown fuse in the related circuit
- Poor ground connection
What should you do?
Schedule a diagnostic appointment at your earliest convenience. The vehicle is generally safe to drive short distances, but the underlying issue should be addressed to prevent it from worsening.
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