Engine-CodesDodge – P0735 Dodge

P0735 Dodge Code - Gear Ratio Error In Fifth Gear

Quick Answer

The P0735 diagnostic trouble code (DTC) for Dodge vehicles indicates a Gear Ratio Error in Fifth Gear. Common causes include Faulty transmission speed sensors, Damaged or corroded wiring in the transmission system, Low transmission fluid levels. 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
P0735 Dodge indicates Gear Ratio Error In Fifth Gear.
Common causes
Common causes include Faulty transmission speed sensors, Damaged or corroded wiring in the transmission system, Low transmission fluid levels.
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 07, 2024
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Code P0735 Dodge Description

The P0735 diagnostic trouble code (DTC) for Dodge vehicles indicates a Gear Ratio Error in Fifth Gear. This means that there is a discrepancy between the rotational speed of the input shaft and the output shaft in the transmission when the vehicle is in fifth gear. This error can lead to poor performance, reduced fuel efficiency, and potential damage to the transmission if left unaddressed.

OBDII Code P0735 Dodge - Gear Ratio Error In Fifth Gear
P0735 Dodge Code - Gear Ratio Error In Fifth Gear

Common Causes of P0735 Dodge

  1. Faulty transmission speed sensors
  2. Damaged or corroded wiring in the transmission system
  3. Low transmission fluid levels
  4. Internal transmission mechanical issues
  5. Transmission control module (TCM) malfunction

Symptoms of P0735 Dodge

  1. Harsh or delayed shifting when in fifth gear
  2. Slipping gears or difficulty getting into gear
  3. Reduced fuel efficiency
  4. Check Engine Light illuminated on the dashboard

How to Fix P0735 Dodge

  1. Perform a comprehensive diagnostic scan to confirm the P0735 code and identify any additional related codes.
  2. Inspect the transmission speed sensors and wiring for any damage or corrosion. Replace as necessary.
  3. Check and top up transmission fluid levels to the manufacturer's specifications.
  4. Test drive the vehicle to monitor shifting behavior and confirm the issue is resolved.
  5. If the problem persists, further transmission diagnostics may be required, including pressure tests and internal inspections.

Cost to Fix P0735 Dodge

The cost to repair a gear ratio error in fifth gear (P0735) can vary depending on the severity of the issue and the specific repairs needed. On average, a repair for this code could range from $200 to $800, including parts and labor. However, it is essential to note that diagnosis time and labor rates at auto repair shops can fluctuate based on location, vehicle make and model, and engine type. It is recommended to obtain quotes from multiple shops to ensure a competitive price for the repair.

Tech Notes for P0735 Dodge

Start by inspecting the transmission fluid level and condition, and change fluid if necessary.

When is the Code Detected?

The ECM has detected that the transmission input RPM does not match the transmission output RPM under known conditions

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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.

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