C1190: Speed Wheel Sensor LF Input Short Circuit To Battery

MediumChassisWheel Speed Sensors

What does C1190 mean?

C1190 is a diagnostic trouble code indicating "Speed Wheel Sensor LF Input Short Circuit To Battery". The ECU is detecting a voltage reading that is below the expected range in the wheel speed sensors 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 wheel speed sensors 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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Related codes

C1191Speed Wheel Sensor LF Input Short Circuit To Ground
C1192Speed Wheel Sensor RF Input Short Circuit To Battery
C1193Speed Wheel Sensor RF Input Short Circuit To Ground
C1178Speed Wheel Sensor LR Coherency Fault