P1502 Chrysler Code - Vehicle Speed Sensor 1/2 Correlation Non Drive Wheels
Quick Answer
The P1502 Chrysler diagnostic trouble code (DTC) indicates a problem with the correlation between the vehicle speed sensor 1 and vehicle speed sensor 2 on the non-drive wheels of the vehicle. Common causes include Faulty vehicle speed sensors, Damaged wiring or connectors, ECM malfunction. 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
- P1502 Chrysler indicates Vehicle Speed Sensor 1/2 Correlation Non Drive Wheels.
- Common causes
- Common causes include Faulty vehicle speed sensors, Damaged wiring or connectors, ECM malfunction.
- 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 P1502 Chrysler Description
The P1502 Chrysler diagnostic trouble code (DTC) indicates a problem with the correlation between the vehicle speed sensor 1 and vehicle speed sensor 2 on the non-drive wheels of the vehicle. In modern vehicles, the vehicle speed sensor (VSS) plays a crucial role in providing the engine control module (ECM) with data on the vehicle's speed, which is vital for various systems such as the transmission, ABS, and traction control.
Common Causes of P1502 Chrysler
- Faulty vehicle speed sensors
- Damaged wiring or connectors
- ECM malfunction
- Corrosion or debris affecting sensor operation
- Incorrect tire size affecting sensor readings
Symptoms of P1502 Chrysler
- Erratic shifting in the transmission
- Inaccurate speedometer readings
- ABS or traction control warning lights illuminated on the dashboard
- Loss of fuel efficiency
- Harsh or delayed engagement when accelerating
How to Fix P1502 Chrysler
- Diagnose the issue by using a scan tool to read the DTC and perform a visual inspection of the vehicle speed sensors and wiring.
- Test the vehicle speed sensors using a multimeter to check for proper resistance values.
- Replace the faulty vehicle speed sensor or repair any damaged wiring or connectors.
- Clear the DTC from the ECM memory and test drive the vehicle to ensure the issue has been resolved.
- If the problem persists, further diagnosis may be required to check for ECM issues or other underlying problems.
Cost to Fix P1502 Chrysler
The typical repair costs for addressing a P1502 Chrysler code can vary depending on the specific cause of the issue. Generally, replacing a faulty vehicle speed sensor can cost between $100 to $200, including parts and labor. However, if there are wiring issues or ECM problems, the cost could increase significantly. It's advisable to consult with a trusted mechanic or auto repair shop for a more accurate estimate based on the specific circumstances of your vehicle.
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