Engine-CodesSaturn – P0732 Saturn

P0732 Saturn Code - Gear 2 Incorrect Ratio

Quick Answer

The P0732 diagnostic trouble code (DTC) refers to Gear 2 Incorrect Ratio, which indicates that there is a discrepancy between the RPM (revolutions per minute) of the input shaft and the output shaft in the transmission's second gear. Common causes include Worn-out clutch packs or bands in the transmission, Faulty transmission solenoids or valves, Low transmission fluid levels or contaminated fluid. 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
P0732 Saturn indicates Gear 2 Incorrect Ratio.
Common causes
Common causes include Worn-out clutch packs or bands in the transmission, Faulty transmission solenoids or valves, Low transmission fluid levels or contaminated fluid.
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 P0732 Saturn Description

The P0732 diagnostic trouble code (DTC) refers to Gear 2 Incorrect Ratio, which indicates that there is a discrepancy between the RPM (revolutions per minute) of the input shaft and the output shaft in the transmission's second gear. This can lead to issues with the vehicle's performance, fuel efficiency, and overall driving experience.

OBDII Code P0732 Saturn - Gear 2 Incorrect Ratio
P0732 Saturn Code - Gear 2 Incorrect Ratio

Common Causes of P0732 Saturn

  1. Worn-out clutch packs or bands in the transmission
  2. Faulty transmission solenoids or valves
  3. Low transmission fluid levels or contaminated fluid
  4. Electrical issues within the transmission control module (TCM)
  5. Sensor malfunctions within the transmission system

Symptoms of P0732 Saturn

  1. Harsh or delayed shifting when accelerating
  2. Engine revving higher than usual before shifting into second gear
  3. Decreased fuel efficiency
  4. Transmission slipping or jerking during gear changes
  5. Illumination of the Check Engine Light

How to Fix P0732 Saturn

  1. Begin by checking the transmission fluid level and condition. If low, top up the fluid to the correct level and inspect for any leaks that may be causing the issue.
  2. Perform a diagnostic scan to retrieve the specific fault codes and identify the exact cause of the Gear 2 Incorrect Ratio.
  3. Inspect the transmission components such as clutch packs, solenoids, and valves for wear and tear. Replace any faulty components as needed.
  4. Test drive the vehicle after repairs to ensure that the issue has been resolved and that the transmission is shifting correctly.
  5. Clear the fault codes and reset the TCM to complete the repair process.

Cost to Fix P0732 Saturn

The cost of repairing a Gear 2 Incorrect Ratio issue can vary depending on the specific cause of the problem and the extent of the repairs needed. On average, the cost of parts and labor for this type of repair can range from $500 to $1500. However, it's important to note that labor rates at auto repair shops can vary between $80 and $150 per hour, with rates potentially higher in metropolitan areas or at dealerships. It's recommended to obtain a detailed quote from a qualified mechanic to get a more accurate estimate for your specific vehicle.

Tech Notes for P0732 Saturn

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

When is the Code Detected?

P0732 is detected when A/T cannot be shifted to the 2st gear position even if electrical circuit is good.

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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.

Frequently Asked Questions about P0732 Saturn Code

Q: What does the OBDII code P0732 mean on a Saturn?

A: Code P0732 indicates that the transmission is experiencing an incorrect gear ratio in second gear, often due to slipping or internal issues.

Q: What are common symptoms of code P0732 on a Saturn?

A: Symptoms include poor acceleration, slipping in second gear, harsh shifting, transmission overheating, and the check engine light.

Q: What causes the P0732 code to appear on a Saturn?

A: Common causes include low transmission fluid, a faulty shift solenoid, worn clutch packs, damaged torque converter, or mechanical transmission issues.

Q: Can low transmission fluid cause the P0732 code on a Saturn?

A: Yes, low or contaminated transmission fluid can lead to insufficient hydraulic pressure, causing incorrect gear ratios.

Q: How can I fix the P0732 code on my Saturn?

A: Repairs may include checking and refilling transmission fluid, replacing faulty shift solenoids, repairing internal transmission components, or rebuilding the transmission.

Q: Can driving with the P0732 code damage my Saturn’s transmission?

A: Yes, driving with this code can cause further damage to the transmission due to slipping or overheating.

Q: How do I diagnose the P0732 code on a Saturn?

A: Diagnosis involves scanning for codes, inspecting transmission fluid, checking solenoids and sensors, and performing a pressure test on the transmission.

Q: Can a faulty torque converter cause a P0732 code on a Saturn?

A: Yes, a damaged torque converter can disrupt the transmission's ability to maintain the correct gear ratio.

Q: How much does it typically cost to repair the P0732 code on a Saturn?

A: Repair costs vary widely, ranging from $150 for fluid changes to over $2,000 for a full transmission rebuild.

Q: Is the P0732 code specific to Saturn vehicles?

A: No, P0732 is a universal code for all OBDII vehicles, but the specific causes and repairs may vary by make and model.

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