OBD Codes List

Diagnostic reference · B0133

B0133

A/V Sensor Washer Fluid E Control Circuit

System
Body control (B code)
Lamp
Body Warning Light
Category
Body

What it means

B0133 means A/V Sensor Washer Fluid E Control Circuit.

Where it lives

For B0133, the sensor sits on the circuit this code reports. The description of B0133 reports a fault at the sensor.

Check these first

  • The A/V washer fluid sensor E has failed
  • An open or short in the sensor E control circuit
  • Corrosion at the sensor E connector
  • The camera or sensor washer pump is not feeding the E circuit

What to do next

  1. Check the washer fluid level for the E circuit
  2. Read the sensor E signal with a scan tool
  3. Inspect the sensor E connector for corrosion
  4. Test the sensor E circuit for opens and shorts
  5. Replace the E washer fluid sensor if the signal is wrong
  6. Clear the code and retest

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Updated

Generic SAE J2012 definition. Last updated 2026-10-10.