P0704 Code - Clutch Switch Input Circuit Malfunction
Quick Answer
When the clutch pedal is depress the voltage signal from the clutch switch to the Engine Control Module (ECM) is low. Common causes include Faulty Clutch Switch, Misadjusted Clutch Switch, Clutch Switch harness is open or shorted. 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
- P0704 indicates Clutch Switch Input Circuit Malfunction.
- Common causes
- Common causes include Faulty Clutch Switch, Misadjusted Clutch Switch, Clutch Switch harness is open or shorted.
- 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 P0704 Description
What are the Possible Causes of the DTC P0704?
- Faulty Clutch Switch
- Misadjusted Clutch Switch
- Clutch Switch harness is open or shorted
- Clutch Switch circuit poor electrical connection
- Faulty Engine Control Module (ECM)
How to Fix the DTC P0704?
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.
Code Tech Notes
What is the Cost to Diagnose the Code?
Labor: 1.0
To diagnose the P0704 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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Information for Specific Makes
- P0704 Acura — Clutch Switch Input Circuit Malfunction
- P0704 Audi — Clutch Switch Input Circuit Malfunction
- P0704 Buick — Clutch Pedal Position Switch Circuit
- P0704 Cadillac — Clutch Pedal Position Switch Circuit
- P0704 Chevrolet — Clutch Pedal Position Switch Circuit
- P0704 Ford — Clutch Pedal Position Switch
- P0704 GMC — Clutch Pedal Position Switch Circuit
- P0704 Honda — Clutch Switch Input Circuit Malfunction
- P0704 Hyundai — Clutch Switch Signal Error
- P0704 KIA — Clutch Switch Signal Error
- P0704 Mazda — Clutch Pedal Position Switch Input Circuit Malfunction
- P0704 Mercedes-Benz — Clutch Switch Input Circuit Malfunction
- P0704 Volkswagen — Clutch Switch Input Circuit Malfunction
Frequently Asked Questions about P0704 Code
1. What are common symptoms of OBDII code P0704 (Clutch Switch Input Circuit Malfunction)?
- Common symptoms include difficulty starting the vehicle, the inability to start the vehicle, and the engine stalling when the clutch is engaged.
2. What are possible causes of OBDII code P0704?
- Possible causes include a faulty clutch switch, damaged wiring or connectors in the clutch switch circuit, or a problem with the clutch switch position sensor.
3. How can I diagnose the cause of OBDII code P0704?
- To diagnose the issue, you can use a scan tool to read the code and check the clutch switch's operation. Additionally, inspect the wiring and connectors for any visible damage.
4. Can I drive my vehicle with OBDII code P0704 present?
- It's not recommended to drive the vehicle with this code present, as it can lead to safety issues or further damage to the vehicle.
5. How do I repair OBDII code P0704?
- The repair typically involves replacing the faulty clutch switch or repairing any damaged wiring or connectors in the circuit.
6. Can a DIY enthusiast fix OBDII code P0704?
- Depending on your experience and tools available, a DIY enthusiast may be able to fix this issue by following a repair manual or online guides.
7. Will disconnecting the clutch switch fix OBDII code P0704?
- Disconnecting the clutch switch is not a recommended solution, as it can lead to other issues and may not solve the underlying problem causing the code.
8. How long does it take to repair OBDII code P0704?
- The repair time can vary depending on the exact cause of the issue, but it typically takes around 1-2 hours for a professional technician to diagnose and fix the problem.
9. Can OBDII code P0704 cause other problems in the vehicle?
- Yes, if left unresolved, this code can cause issues with starting the vehicle, shifting gears, and overall drivability.
10. Is it necessary to clear the OBDII code P0704 after repairing the issue?
- Yes, it is important to clear the code after repairing the problem to reset the vehicle's system and ensure the issue has been resolved.
Discuss the causes and fixes for P0704 OBDII Code
-
Thgis code is a joke, the computer doesn't know if the clutch was depressed, so what. I think this was an engineering code to rat on a driver that was power shifting, so warranty issues may be the reason for the code. Problem is, It halts the get ready process for a smog check.
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