Transmission Fluid Temperature Rationaity
Table of contents
P1DA9 Possible Causes
- Restriction in the transmission cooling system
- Incorrect fluid level
- Damage torque converter
- Faulty Transmission Control Module (TCM)
How do I fix code P1DA9?
Check the “Possible Causes” listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector’s pins.
Cost of diagnosing the P1DA9 code
The cost of diagnosing the P1DA9 code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle’s make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.
Possible Symptoms
- Engine Light ON (or Service Engine Soon Warning Light)
P1DA9 Description
The transmission monitoring system uses three temperature sensors. If anyone of the sensors fails, the other two sensors are used for the control and temperature monitoring calculations and the Malfunction Indicator Lamp (MIL) will not be illuminated. The MIL will only illuminate when more than one temperature sensor has a failure.