How do I fix code P0704?

What repairs can fix the P0704 code? If a faulty or damaged clutch switch is causing the problem, then the best repair is to replace the switch. However, in many cases, the problem may simply be that the clutch switch is not adjusted properly or that there is damage or corrosion in the circuit.

What does code P0704 mean?

Clutch Switch Input Circuit
OBD-II Code P0704 is defined as a Clutch Switch Input Circuit. The Clutch Position Sensor tells the engine control module (PCM) if the clutch is engaged or not. When the PCM detects an incorrect signal from the Clutch Position Sensor, the PCM will set code P0704.

What is the clutch switch?

The clutch safety switch prevents the engine’s starter motor from cranking the engine unless the driver applies the clutch pedal. This eliminates the chance of cranking the engine with the transmission in gear, which could cause sudden vehicle movement, especially if the engine starts.

What does PCM error code p0704 mean?

When Error Code P0704 is stored, this means the PCM (powertrain control module, also known as ECM or engine control module in other vehicle makes) has determined a malfunction in the clutch switch input circuit. This code is only applicable for vehicles with manual transmission.

What does code p0704 mean on OBD-II?

If a code P0704 has been stored in your OBD-II vehicle, it simply means that the powertrain control module (PCM) has detected a malfunction in the clutch switch input circuit.

What is the diagnostic code for clutch switch malfunction?

P0704 is a diagnostic trouble code (DTC) for “Clutch Switch Input Circuit Malfunction”. This can happen for multiple reasons and a mechanic needs to diagnose the specific cause for this code to be triggered in your situation.

How long does it take to diagnose p0704 code?

Check clutch switch adjustment, the switch should open and close when the clutch pedal is depress. If the switch is properly adjusted, replaced the clutch switch to resolve problem. The cost to diagnose the P0704 code is 1.0 hour of labor.