P1502 Lincoln Code - Vehicle Speed Sensor Intermittent
Quick Answer
Indicates the Powertrain Control Module (PCM) detected an error in the vehicle speed information. Common causes include Faulty Vehicle speed sensor, Vehicle speed sensor harness is open or shorted, Vehicle speed sensor electrical circuit poor electrical connection. 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 Lincoln indicates Vehicle Speed Sensor Intermittent.
- Common causes
- Common causes include Faulty Vehicle speed sensor, Vehicle speed sensor harness is open or shorted, Vehicle speed sensor electrical circuit poor electrical connection.
- 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 P1502 Lincoln Description
What are the Possible Causes of the DTC P1502 Lincoln?
- Faulty Vehicle speed sensor
- Vehicle speed sensor harness is open or shorted
- Vehicle speed sensor electrical circuit poor electrical connection
- Faulty Wheel Speed Sensors
- Wheel Speed Sensors harness is open or shorted
- Wheel Speed Sensors electrical circuit poor electrical connection
How to Fix the DTC P1502 Lincoln?
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
1998-2002 Lincoln Continental
1998-2002 Lincoln Town Car
1998-2002 Lincoln Navigator
2002 Lincoln Blackwood
Lincoln Factory Service Bulletin OBDII Code P1502
What is the Cost to Diagnose the Code?
Labor: 1.0
To diagnose the P1502 Lincoln 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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Frequently Asked Questions about P1502 Lincoln Code
1. What does the OBDII code P1502 mean on a Lincoln?
P1502 indicates an intermittent issue with the Vehicle Speed Sensor (VSS), which affects the vehicle's ability to accurately measure and report speed.
2. What are the common symptoms of code P1502 in a Lincoln?
Symptoms include erratic or incorrect speedometer readings, transmission shifting issues, reduced fuel efficiency, and possible activation of the check engine light.
3. What causes the P1502 code in a Lincoln?
Common causes include a faulty Vehicle Speed Sensor, damaged wiring or connectors, corroded connections, or issues with the powertrain control module (PCM).
4. Can a bad Vehicle Speed Sensor cause transmission problems?
Yes, a malfunctioning VSS can disrupt proper transmission shifting since the transmission relies on speed data for optimal operation.
5. How can I troubleshoot the P1502 code on my Lincoln?
Start by inspecting the VSS, wiring, and connectors for damage or corrosion. Use a multimeter to test the sensor's functionality and verify continuity in the circuit.
6. How do I fix the P1502 code on a Lincoln?
Repairs may include replacing a faulty VSS, repairing or replacing damaged wiring, cleaning corroded connectors, or updating/replacing the PCM if necessary.
7. Can I drive my Lincoln with a P1502 code?
Driving with a P1502 code is not recommended, as inaccurate speed data can cause unsafe driving conditions and potential transmission issues.
8. How much does it cost to repair a P1502 code on a Lincoln?
Replacement of a Vehicle Speed Sensor typically costs $100–$300, including parts and labor, but additional wiring or PCM repairs may increase costs.
9. Can I clear the P1502 code without repairing the issue?
Clearing the code without addressing the underlying problem will likely cause it to reappear and may worsen the vehicle's performance over time.
10. Will replacing the Vehicle Speed Sensor always fix the P1502 code?
Not always. If the issue lies in the wiring, connectors, or PCM, replacing the sensor alone will not resolve the code.
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