🚨 Diagnostic Profile
Vehicle Make: Chrysler
Fault Description: Clutch Released Switch Circuit Open Or Shorted
This fault indicates the powertrain control module has detected an electrical signal from the clutch released (clutch pedal position) switch circuit that is outside its expected range. It is typically associated with manual transmission equipped vehicles and may affect cruise control, starter interlock, or engine idle and shift-related functions.
🚨 Repair Difficulty Tier
Tier: [Intermediate]
Diagnosis requires a digital multimeter, wiring schematic reference, and access to live data on a scan tool. The switch itself is commonly located at the clutch pedal assembly and is generally accessible, but circuit testing may require connector and harness inspection under the dash.
🛠️ Resolution Steps
Step 1: Preliminary Inspection
- Verify battery voltage and charging system output are within specification: approximately 12.4-12.6V key-off (engine not running), rising to 13.5-14.7V with the engine running, confirming no underlying charging or parasitic draw issue is influencing circuit readings.
- Inspect the clutch pedal switch connector at the clutch pedal bracket, located above the brake pedal arm under the dash near the pedal pivot point, for corrosion, spread terminals, or loose pins.
- Check the clutch pedal travel and linkage for binding, misadjustment, or excessive play that could prevent the switch plunger from fully actuating.
- Inspect the switch mounting bracket for damage and confirm the switch plunger engages and releases properly as the pedal is cycled by hand.
- Inspect the harness routing near the firewall grommet and under-dash area for chafing, pinching, or heat damage, paying close attention to areas where the harness crosses the steering column or pedal support bracket.
- Check for any related diagnostic trouble codes stored in the PCM, BCM, or TCM that may indicate shared circuit faults, such as cruise control inhibit codes or starter relay/interlock codes, which can help isolate whether the fault is isolated to the switch or shared downstream.
Step 2: Diagnostic Verification
- Connect a scan tool and record live data for the clutch switch parameter (commonly labeled Clutch Pedal Position or Clutch Switch) with the pedal in both fully released and fully depressed positions, watching for clean binary transitions.
- Compare the live data state against expected values in the service information: the parameter should read one defined state (e.g., ON/Closed) with the pedal fully released and the opposite state (OFF/Open) with the pedal depressed, with no fluttering or intermediate readings during the transition.
- Perform a continuity test on the switch circuit from the switch connector to the PCM connector with the ignition off and the harness disconnected at both ends, confirming continuous, low-resistance (near 0 ohm) continuity with no intermittent dropout when wiggling the harness.
- Check for short to ground and short to voltage on the signal circuit using a digital multimeter: a reading near 0V when the circuit should be open indicates a short to ground, while a reading close to battery or reference voltage when the circuit should be at ground potential indicates a short to voltage or chafed wire contacting a powered circuit.
- Test the clutch pedal switch itself off the vehicle (or in-circuit with connector disconnected) for correct open and closed states at each pedal position per the factory service manual truth table, confirming near 0 ohms in one state and infinite (open) resistance in the other.
- Verify PCM ground and reference circuits are intact by confirming chassis ground circuits show less than approximately 0.2V drop versus battery negative, and that any 5-volt reference circuit supplying the switch (if applicable) reads within the standard 4.8-5.2V range; consult the factory wiring diagram for exact connector and pin identification for this specific model and model year.
Step 3: Resolution & Reset Process
- Repair any damaged harness sections, corroded terminals, or faulty connectors identified during testing using factory-correct splice, solder, and heat-shrink or OEM connector repair techniques; avoid simple twist-and-tape repairs.
- Replace the clutch released switch only if it fails the bench or in-circuit verification test outlined above.
- Adjust clutch pedal free play and switch mounting position to the manufacturer specification listed in the factory service manual for this specific model year and transmission combination, ensuring the plunger is fully actuated at the correct point in pedal travel.
- Clear the diagnostic trouble code using the scan tool and cycle the ignition to confirm the code does not immediately reset.
- Road test the vehicle under normal driving conditions, including multiple clutch engagements, standing starts, and gear shifts, then recheck live data and confirm the fault code does not return under normal operating conditions.
📦 Parts, Labor, and Budget Estimates
Required Components/Software:
- Clutch released (pedal position) switch: OEM or OE-equivalent switch specific to VIN, transmission type, and model year (verify exact part number via dealer parts catalog or VIN-based parts lookup)
- Connector pins, terminals, or harness repair materials, if required: OEM-style weatherproof terminals and connector repair kit matched to the factory connector family for this vehicle
- Scan tool with live data capability and current service information: factory-level diagnostic software (e.g., Chrysler/Stellantis wiTECH or equivalent) or a capable aftermarket scan tool with bi-directional and enhanced PCM data support
- Digital multimeter and wiring diagram reference: factory electrical service manual or equivalent wiring diagram subscription for accurate pinout verification
Average Component Price:
- Clutch released switch: approximately $15-$75 depending on model and whether OEM or aftermarket
- Harness or connector repair kit: approximately $10-$50 depending on connector complexity
- Scan tool software subscription, if applicable: approximately $0 (if already owned) to $30-$150 for a short-term dealer-level diagnostic access subscription
Estimated Labor Hours:
- Diagnosis and verification: 0.5-1.0 hour
- Switch replacement or harness repair: 0.3-0.5 hour for switch-only replacement; 0.5-1.5 hours if harness repair under the dash is required
- Adjustment, code clearing, and road test: 0.3-0.5 hour
- Total estimated labor: approximately 1.1-3.0 hours depending on whether the repair is a simple switch swap or involves harness diagnostics and repair