OBD-II code · Powertrain (generic)
P0DE4 Electric/Auxiliary Transmission Fluid Pump A Motor Over Temperature
The auxiliary transmission fluid pump A motor reports temperature above the protection threshold. Sustained high load or cooling failure.
Is it safe to drive with P0DE4?
The car may go into limp mode (reduced power). Get it diagnosed before a long trip.
Common causes
- Most likelySustained pump load
- PossibleAmbient temperature too high
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
- Hard
- DIY friendly
- Best left to a mechanic
- Typical labour
- 2–8 h
- Emissions test
- Usually unaffected
- Parts involved
- Aux Trans Pump A Motor
Related codes
- P277DElectric/Auxiliary Transmission Fluid Pump B Motor Over Temperature
- P0DE1Hybrid/EV Battery Cell Balancing Circuit N Stuck On
- P0DE2Hybrid/EV Battery Cell Balancing Circuit N Stuck Off
- P0DE3Hybrid/EV Battery Cell Balancing Circuit N Range/Performance
- P0DE5Charge Status Indicator B Control Circuit/Open
- P0DE6Hybrid/EV Battery Pack Cell Voltage Low
- P0DE7Hybrid/EV Battery Pack Cell Voltage High
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.