OBD Guide

P083B

Transmission Fluid Pressure Sensor/Switch G Circuit Range/Performance

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$17–56 (est.)

Symptoms

  • Incorrect gear shifting
  • Enabling automatic transmission emergency mode
  • Check Engine Light Illuminates
  • Reduced engine power
  • Jerks when shifting gears

Causes

  • Transmission fluid pressure sensor malfunction
  • Open or short circuit in the sensor circuit
  • Poor contact in connectors
  • Problems with the transmission control unit
  • Low transmission fluid level

How to Fix

  1. Check the level and condition of the transmission fluid
  2. Inspect the sensor circuit for damage
  3. Check sensor connectors and contacts
  4. Test the pressure sensor with a multimeter
  5. Replace sensor if necessary

Related codes

Error P083B by Vehicle Brand