OBD-II code · Powertrain (generic)
P083A Transmission Fluid Pressure Sensor/Switch G Circuit
General electrical fault on the seventh transmission fluid pressure sensor/switch G circuit. Heavy-duty and 8/9/10-speed transmissions can have multiple pressure sensors monitoring different hydraulic circuits — sensor G is the seventh in line.
Is it safe to drive with P083A?
Usually safe to drive in the short term. Get it diagnosed when convenient, sooner if the car drives differently.
Common causes
- Most likelyOpen or shorted wiring
Symptoms
- Check engine or transmission warning light on
- Harsh, delayed, or missing shifts
- Possible limp mode (locked in one gear)
- Slipping or shuddering during gear changes
Repair at a glance
- Difficulty
- Medium
- DIY friendly
- Best left to a mechanic
- Typical labour
- 0.6–3 h
- Emissions test
- Usually unaffected
- Parts involved
- Transmission Pressure Sensor G, Sensor Wiring
Related codes
- P0845Transmission Fluid Pressure Sensor/Switch B Circuit
- P084ATransmission Fluid Pressure Sensor/Switch H Circuit
- P0870Transmission Fluid Pressure Sensor/Switch C Circuit
- P0875Transmission Fluid Pressure Sensor/Switch D Circuit
- P0987Transmission Fluid Pressure Sensor/Switch E Circuit
- P0992Transmission Fluid Pressure Sensor/Switch F Circuit
- P0837Four Wheel Drive (4WD) Switch Circuit Range/Performance
- P0838Four Wheel Drive (4WD) Switch Circuit Low
- P0839Four Wheel Drive (4WD) Switch Circuit High
- P083BTransmission Fluid Pressure Sensor/Switch G Circuit Range/Performance
- P083CTransmission Fluid Pressure Sensor/Switch G Circuit Low
- P083DTransmission Fluid Pressure Sensor/Switch G Circuit High
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.