P1700 Subaru Code - Throttle Position Sensor Circuit Malfunction For Automatic Transmission
Quick Answer
The P1700 diagnostic trouble code (DTC) specifically relates to a Throttle Position Sensor (TPS) circuit malfunction in vehicles equipped with automatic transmissions, particularly in Subaru vehicles. Common causes include Worn or damaged throttle position sensor, Loose or corroded electrical connections, Faulty wiring harness. 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
- P1700 Subaru indicates Throttle Position Sensor Circuit Malfunction For Automatic Transmission.
- Common causes
- Common causes include Worn or damaged throttle position sensor, Loose or corroded electrical connections, Faulty wiring harness.
- 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.
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Code P1700 Subaru Description
The P1700 diagnostic trouble code (DTC) specifically relates to a Throttle Position Sensor (TPS) circuit malfunction in vehicles equipped with automatic transmissions, particularly in Subaru vehicles. The TPS is a vital component of the vehicle's electronic control system, as it helps the engine control module (ECM) determine the appropriate throttle position and regulate fuel injection and ignition timing accordingly. When the TPS circuit malfunctions, it can lead to inaccurate data being sent to the ECM, resulting in poor engine performance, decreased fuel efficiency, and potential drivability issues.
Common Causes of P1700 Subaru
- Worn or damaged throttle position sensor
- Loose or corroded electrical connections
- Faulty wiring harness
- ECM software issues
- Mechanical issues affecting the TPS operation
Symptoms of P1700 Subaru
- Hesitation or lack of response when accelerating
- Rough idling or stalling
- Poor fuel efficiency
- Engine surging or fluctuating RPMs
- Illuminated check engine light
How to Fix P1700 Subaru
- Begin by connecting a diagnostic scanner to retrieve the specific trouble code and confirm the TPS malfunction.
- Inspect the throttle position sensor and its wiring harness for any visible damage or wear.
- Test the TPS using a multimeter to check for proper voltage readings and signal continuity.
- Replace the throttle position sensor if it is found to be faulty, ensuring proper installation and calibration.
- Clear the DTC and perform a test drive to verify that the issue has been resolved.
Cost to Fix P1700 Subaru
The typical repair costs for a Throttle Position Sensor circuit malfunction can range from $150 to $300, including parts and labor. However, the actual cost may vary depending on the specific vehicle make and model, the location of the repair shop, and the extent of the damage. Diagnostic time and labor rates can also impact the overall cost, with rates typically ranging between $80 and $150 per hour. It is recommended to obtain quotes from local auto repair shops to get a more accurate estimate for this repair.
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Frequently Asked Questions about P1700 Subaru Code
1. What are the common symptoms of OBDII code P1700 in a Subaru related to the Throttle Position Sensor Circuit Malfunction for Automatic Transmission?
- Common symptoms include rough idling, stalling, hesitation or lack of power during acceleration, and potential issues with shifting gears.
2. What are the possible causes of OBDII code P1700 in a Subaru?
- The code P1700 in a Subaru can be caused by a faulty throttle position sensor, damaged wiring or connectors in the TPS circuit, or issues with the automatic transmission control module.
3. How can I diagnose the Throttle Position Sensor Circuit Malfunction in my Subaru?
- To diagnose the issue, you can use an OBDII scanner to retrieve the P1700 code, visually inspect the TPS wiring and connectors for damages, and perform a voltage test on the throttle position sensor.
4. Can a dirty throttle body cause OBDII code P1700 in a Subaru?
- Yes, a dirty throttle body can sometimes cause erratic readings from the throttle position sensor, leading to the P1700 code. It is recommended to clean the throttle body as part of the troubleshooting process.
5. What are some repair tips for fixing OBDII code P1700 in a Subaru?
- Repair tips include replacing the throttle position sensor if faulty, repairing or replacing damaged wiring or connectors, resetting the trouble codes after repairs, and conducting a thorough test drive to ensure the issue is resolved.
6. Is it safe to continue driving my Subaru with OBDII code P1700 related to the Throttle Position Sensor Circuit Malfunction?
- It is not recommended to continue driving your Subaru with the P1700 code as it can lead to potential transmission issues and further damage if left unaddressed. It is best to diagnose and repair the problem promptly.
7. Can a DIY enthusiast repair OBDII code P1700 in a Subaru at home?
- Depending on your skill level and access to tools, some DIY enthusiasts may be able to repair OBDII code P1700 by following online guides or service manuals. However, complex transmission issues may require professional help.
8. How much does it typically cost to repair OBDII code P1700 in a Subaru at a mechanic or dealership?
- The cost of repairing OBDII code P1700 in a Subaru can vary depending on the exact cause of the issue and labor rates. It's advisable to get multiple quotes from mechanics or dealerships to compare prices.
9. Can a software update fix OBDII code P1700 in a Subaru?
- In some cases, a software update from the dealership or a qualified technician can resolve issues related to the P1700 code if it is related to the transmission control module. It is recommended to consult with a professional for this solution.
10. How long does it take to repair OBDII code P1700 in a Subaru?
- The repair time for OBDII code P1700 in a Subaru can vary depending on the complexity of the issue, availability of parts, and the skill level of the mechanic. It can range from a few hours to a full day in some cases.
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