Engine-CodesGeneric – P1737

P1737 Code - Shift Motor Short To Ground

Quick Answer

The P1737 code indicates that there is a short to ground in the shift motor circuit. Common causes include Wiring issues or damaged wiring harness, Faulty shift motor, Issues with the transmission control module. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means
P1737 indicates Shift Motor Short To Ground.
Common causes
Common causes include Wiring issues or damaged wiring harness, Faulty shift motor, Issues with the transmission control module.
Severity
High - diagnose this code as soon as possible.
Can I drive?
Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
Table of contents Created and updated by William Orellana on Sep 06, 2024
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Code P1737 Description

The P1737 code indicates that there is a short to ground in the shift motor circuit. This means that there is an electrical issue causing the shift motor to make unintended movements or not function properly. The shift motor is responsible for changing the gear ratios in the transmission, so a short to ground can lead to issues with shifting gears. This can result in harsh or erratic shifting, difficulty getting into or out of gear, or the transmission getting stuck in a particular gear.

OBDII Code P1737 - Shift Motor Short To Ground
P1737 Code - Shift Motor Short To Ground

Common Causes of P1737

  1. Wiring issues or damaged wiring harness.
  2. Faulty shift motor.
  3. Issues with the transmission control module.
  4. Corrosion in the shift motor circuit.
  5. Electrical short in the shift motor circuit.

Symptoms of P1737

  1. Harsh or erratic shifting.
  2. Difficulty getting into or out of gear.
  3. Transmission getting stuck in a particular gear.
  4. Check Engine Light illuminated.
  5. Transmission slipping.

How to Fix P1737

  1. Diagnose the root cause of the short to ground in the shift motor circuit.
  2. Inspect and repair any damaged wiring or wiring harness.
  3. Test the shift motor for proper operation and replace if necessary.
  4. Check the transmission control module for faults and address any issues.
  5. Clear the fault codes and test drive the vehicle to ensure proper shifting functionality.

Cost to Fix P1737

The cost of repairing a shift motor short to ground can vary depending on the exact cause of the issue and the extent of the repairs needed. Typically, the cost can range from $200 to $500 for parts and labor. It's important to note that diagnostic time and labor rates at auto repair shops can vary, so it's recommended to get a specific estimate from a trusted mechanic.

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Code P1737 Information for Specific Makes

About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about P1737 Code

1. What are the common symptoms of OBDII code P1737 (Shift Motor Short To Ground)?

The common symptoms of P1737 include erratic shifting, difficulty shifting gears, and illumination of the Check Engine Light.

2. What are the potential causes of OBDII code P1737?

The potential causes of P1737 can include a short circuit in the shift motor wiring, a faulty shift motor, or a malfunctioning transmission control module.

3. How can I diagnose the source of OBDII code P1737?

Diagnosing P1737 involves checking the shift motor wiring for any signs of damage, testing the shift motor for proper functionality, and scanning the transmission control module for any fault codes related to the issue.

4. Can driving with OBDII code P1737 cause further damage to the vehicle?

Continuing to drive with P1737 may lead to further damage to the transmission system, so it is recommended to address the issue promptly to avoid costly repairs.

5. Are there any DIY repair tips for fixing OBDII code P1737?

DIY repair tips for P1737 may include checking and repairing any damaged wiring, replacing the shift motor if necessary, and clearing the trouble codes with an OBDII scanner after the repair.

6. How much does it typically cost to repair OBDII code P1737 at a mechanic or dealership?

The cost of repairing P1737 at a mechanic or dealership can vary depending on the specific issue causing the code, but it may range from $200 to $800 or more, including parts and labor.

7. Can resetting the OBDII code P1737 without fixing the underlying issue solve the problem?

Resetting the code without fixing the underlying issue may temporarily turn off the Check Engine Light, but the problem will likely resurface until the root cause is addressed.

8. Is OBDII code P1737 a common issue in specific car makes and models?

P1737 can be a common issue in certain car makes and models that are equipped with electronic shift motors and transmission control modules, such as some Honda, Acura, and Ford vehicles.

9. How long does it typically take to repair OBDII code P1737?

The repair time for P1737 can vary depending on the complexity of the issue and the availability of parts, but it may take a few hours to a full day for a mechanic to diagnose and fix the problem.

10. Can regular maintenance prevent OBDII code P1737 from occurring?

While regular maintenance can help prevent some transmission issues, OBDII code P1737 is often related to electrical or mechanical failures that may not be easily preventable through routine maintenance alone.

Discuss the causes and fixes for P1737 OBDII Code

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