P1783
Transmission Over-Temperature Condition
P1783 is an OBD-II diagnostic trouble code meaning: Transmission Over-Temperature Condition. Common causes: low transmission fluid level, contaminated or old transmission fluid. Estimated repair cost: $17–89.
Symptoms
- Check Engine light comes on
- The car goes into emergency transmission mode
- Noticeable decrease in performance
- Burnt transmission fluid smell
- Hard or delayed gear shifts
Causes
- Low transmission fluid level
- Contaminated or old transmission fluid
- Transmission cooling radiator malfunction
- Transmission fluid pump problems
- Extreme operating conditions (towing, off-road)
How to Fix
- Check the level and condition of the transmission fluid
- Replace transmission fluid and filter if necessary
- Check the operation of the transmission cooling radiator
- Diagnose the operation of solenoids and transmission pump
- Check for leaks in the system
Related codes
Error P1783 by Vehicle Brand
FAQ
What does the P1783 code mean?
P1783 is an OBD-II diagnostic trouble code that indicates: Transmission Over-Temperature Condition
What causes a P1783 error code?
The most common causes of P1783 include: Low transmission fluid level; Contaminated or old transmission fluid; Transmission cooling radiator malfunction; Transmission fluid pump problems.
How do I fix a P1783 diagnostic trouble code?
To fix P1783: Check the level and condition of the transmission fluid. Replace transmission fluid and filter if necessary. Check the operation of the transmission cooling radiator. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P1783?
Do not drive — repair immediately
How much does it cost to fix P1783?
The estimated repair cost for P1783 is $17–89. Actual cost depends on your vehicle, location, and labor rates.
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