P2135 2008 Honda Accord Code - Throttle Position Sensor 1/2 Incorrect Voltage Correlation
Quick Answer
P2135 2008 Honda Accord indicates Throttle Position Sensor 1/2 Incorrect Voltage Correlation. Common causes include Faulty Throttle Actuator, Throttle Actuator harness is open or shorted, Throttle Actuator circuit poor electrical connection. 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
- P2135 2008 Honda Accord indicates Throttle Position Sensor 1/2 Incorrect Voltage Correlation.
- Common causes
- Common causes include Faulty Throttle Actuator, Throttle Actuator harness is open or shorted, Throttle Actuator circuit poor electrical connection.
- 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.
Code P2135 2008 Honda Accord Description
What are the Possible Causes of the DTC P2135 2008 Honda Accord?
- Faulty Throttle Actuator
- Throttle Actuator harness is open or shorted
- Throttle Actuator circuit poor electrical connection
How to Fix the DTC P2135 2008 Honda Accord?
Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.
What is the Cost to Diagnose the Code?
Labor: 1.0
To diagnose the P2135 2008 Honda Accord code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.
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Frequently Asked Questions about P2135 2008 Honda Accord Code
1. What does OBDII code P2135 mean on a 2008 Honda Accord?
P2135 indicates a voltage correlation issue between Throttle Position Sensor 1 and Sensor 2, which monitor the throttle plate's position in the electronic throttle control system.
2. What are the symptoms of P2135 on a 2008 Honda Accord?
Common symptoms include reduced engine power, hesitation during acceleration, the throttle becoming unresponsive, and the Check Engine Light turning on.
3. What causes the P2135 code on a Honda Accord?
The main causes are faulty throttle position sensors, damaged wiring or connectors, a malfunctioning throttle body, or software issues in the engine control module (ECM).
4. Can I drive my 2008 Honda Accord with the P2135 code?
It’s not recommended to drive with this code because it can lead to reduced power mode or unsafe driving conditions due to throttle control issues.
5. How do I diagnose the P2135 code on a Honda Accord?
Start by inspecting the throttle body, wiring, and connectors for damage or corrosion. Use a scan tool to monitor the voltage readings of both throttle position sensors and check for inconsistencies.
6. How do I fix the P2135 code on a 2008 Honda Accord?
Repairs may include cleaning or replacing the throttle body, replacing the throttle position sensors, repairing damaged wiring, or reprogramming the ECM.
7. How much does it cost to repair a P2135 code on a Honda Accord?
The cost varies, but throttle body replacement typically ranges from $200 to $600, depending on parts and labor.
8. Can cleaning the throttle body fix the P2135 code?
Yes, carbon buildup on the throttle body can cause issues, and cleaning it may resolve the code if the sensors and wiring are otherwise functional.
9. Does the P2135 code always mean the throttle body needs replacement?
No, it could also be caused by wiring issues or sensor faults. Proper diagnosis is necessary to determine the exact cause.
10. Will resetting the Check Engine Light fix the P2135 code on my 2008 Honda Accord?
Resetting the light without addressing the underlying issue will not fix the problem, and the code is likely to return.
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