P1502 Mitsubishi Code - Vehicle Speed Sensor 1/2 Correlation Non Drive Wheels
Quick Answer
The P1502 diagnostic trouble code for Mitsubishi vehicles indicates a problem with the correlation between the vehicle speed sensor 1 and 2 on the non-drive wheels. 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 Mitsubishi 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 Mitsubishi Description
The P1502 diagnostic trouble code for Mitsubishi vehicles indicates a problem with the correlation between the vehicle speed sensor 1 and 2 on the non-drive wheels. The vehicle speed sensors are crucial components that provide the engine control module (ECM) with accurate information about the vehicle's speed. This information is vital for various systems in the vehicle, including the transmission, ABS, traction control, and cruise control.
Common Causes of P1502 Mitsubishi
- Faulty vehicle speed sensors
- Damaged wiring or connectors
- ECM malfunction
- Wheel speed sensor tone ring issues
- Corrosion or debris affecting sensor readings
Symptoms of P1502 Mitsubishi
- Erratic or incorrect speedometer readings
- Transmission shifting irregularities
- ABS or traction control warning lights illuminated on the dashboard
- Vehicle going into limp mode
- Cruise control not functioning properly
How to Fix P1502 Mitsubishi
- Diagnose the issue using a diagnostic scanner to pinpoint the exact cause of the correlation problem.
- Inspect the vehicle speed sensors, wiring, and connectors for any damage or corrosion.
- Replace the faulty vehicle speed sensors if necessary.
- Repair or replace damaged wiring or connectors.
- Clear the fault codes and perform a test drive to ensure the issue has been resolved.
Cost to Fix P1502 Mitsubishi
The typical repair costs for addressing a P1502 code can vary depending on the specific cause of the issue. However, on average, the cost of replacing a faulty vehicle speed sensor can range from $100 to $300 per sensor, including parts and labor. Additional costs may apply if there are wiring or connector issues that need to be repaired. It's important to note that labor rates at auto repair shops can vary, so it's advisable to check with local shops for a more accurate estimate.
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Frequently Asked Questions about P1502 Mitsubishi Code
1. What does the OBDII code P1502 mean on a Mitsubishi?
P1502 indicates a "Vehicle Speed Sensor 1/2 Correlation Non Drive Wheels" issue, meaning the signals from the speed sensors on the non-drive wheels do not match as expected.
2. What are the common symptoms of code P1502?
Common symptoms include the ABS or traction control warning light turning on, inaccurate speedometer readings, and potential issues with stability control functionality.
3. What causes the P1502 code to appear?
Causes may include faulty wheel speed sensors, damaged wiring or connectors, misaligned sensor mounting, or issues with the ABS module.
4. Can a dirty sensor cause the P1502 code?
Yes, dirt or debris on the wheel speed sensors or reluctor rings can interfere with accurate signal readings and trigger the code.
5. How do you diagnose the P1502 code?
Diagnose the code by inspecting the wheel speed sensors, wiring, and connectors for damage, checking for debris on the sensors, and using a scan tool to monitor sensor signals.
6. Is it safe to drive with the P1502 code?
While your vehicle may still be drivable, safety systems like ABS or traction control may not function properly, which can increase the risk of losing control in certain conditions.
7. How do you fix the P1502 code?
Repairs may include cleaning or replacing the faulty wheel speed sensors, repairing damaged wiring, realigning the sensors, or replacing a faulty ABS module if necessary.
8. How much does it cost to repair the P1502 code?
Costs vary depending on the issue, but replacing a wheel speed sensor typically ranges from $150 to $400, including parts and labor.
9. Can a faulty ABS module cause the P1502 code?
Yes, a malfunctioning ABS module can misinterpret or fail to process the speed sensor signals properly, potentially triggering the code.
10. Will clearing the code fix the P1502 issue?
Clearing the code won’t fix the root cause. The underlying issue needs to be repaired to prevent the code from returning.
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