P0737
TCM Engine Speed Output Circuit
P0737 is an OBD-II diagnostic trouble code meaning: TCM Engine Speed Output Circuit. Common causes: open or short circuit in the circuit, poor contact in tcm connectors. Estimated repair cost: $56–278.
Symptoms
- Check Engine light comes on
- Incorrect gear shifting
- Delays when shifting gears
- Reduced engine power
- Transmission transition to emergency mode
Causes
- Open or short circuit in the circuit
- Poor contact in TCM connectors
- TCM module malfunction
- Circuit Grounding Problems
- Mechanical damage to wiring
How to Fix
- Check the integrity of the wiring in the output signal circuit
- Inspect and clean contacts in TCM connectors
- Check voltage and resistance in the circuit
- Scan TCM for additional errors
- Replace TCM if necessary
Related codes
Error P0737 by Vehicle Brand
FAQ
What does the P0737 code mean?
P0737 is an OBD-II diagnostic trouble code that indicates: TCM Engine Speed Output Circuit
What causes a P0737 error code?
The most common causes of P0737 include: Open or short circuit in the circuit; Poor contact in TCM connectors; TCM module malfunction; Circuit Grounding Problems.
How do I fix a P0737 diagnostic trouble code?
To fix P0737: Check the integrity of the wiring in the output signal circuit. Inspect and clean contacts in TCM connectors. Check voltage and resistance in the circuit. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P0737?
Limited driving only, diagnose soon
How much does it cost to fix P0737?
The estimated repair cost for P0737 is $56–278. Actual cost depends on your vehicle, location, and labor rates.
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