AutoCodes – Cadillac – P0704 Cadillac

P0704 Cadillac Code - Clutch Pedal Position Switch Circuit

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 Cadillac indicates Clutch Pedal Position Switch Circuit.
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.

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Code Popularity 4,535

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Jun 14, 2020

Description
Possible Causes
How To Fix
Tech Notes
Cost to Diagnose
Comments
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Code P0704 Cadillac Description

When the clutch pedal is depress the voltage signal from the clutch switch to the Engine Control Module (ECM) is low. If the ECM does not see this change from high to low when the vehicle is over 0 mph, the ECM sets code P0704.

OBDII Code P0704 Cadillac - Clutch Pedal Position Switch Circuit - AutoCodes.com — P0704 Cadillac Code - Clutch Pedal Position Switch Circuit

What does this mean?

What are the Possible Causes of the DTC P0704 Cadillac?

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 Cadillac?

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 does this mean?

Code Tech Notes

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.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P0704 Cadillac 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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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.