P2162 Code - Vehicle Speed Sensor 'A'/'B' Correlation
Quick Answer
The Engine Control Module (ECM) receives a rear wheel sensor signal from ABS actuator and electric unit (control unit) via Control Area Network (CAN) communication to switch combustion for the direct injection gasoline system. Common causes include Faulty Rear LH wheel sensor, Faulty Rear RH wheel sensor, Faulty ABS actuator and electric unit (control unit). 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
- P2162 indicates Vehicle Speed Sensor 'A'/'B' Correlation.
- Common causes
- Common causes include Faulty Rear LH wheel sensor, Faulty Rear RH wheel sensor, Faulty ABS actuator and electric unit (control unit).
- 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 P2162 Description
What are the Possible Causes of the DTC P2162?
- Faulty Rear LH wheel sensor
- Faulty Rear RH wheel sensor
- Faulty ABS actuator and electric unit (control unit)
- Rear RH/LH wheel sensor harness is open or shorted
- Rear RH/LH wheel sensor circuit poor electrical connection
How to Fix the DTC P2162?
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 is the Cost to Diagnose the Code?
Labor: 1.0
To diagnose the P2162 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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Information for Specific Makes
- P2162 Dodge — Vehicle Speed Sensor 'A'/'B' Correlation
- P2162 Nissan — Vehicle Speed Sensor 'A'/'B' Correlation
Frequently Asked Questions about P2162 Code
1. What are the common symptoms of OBDII code P2162?
- Common symptoms include erratic speedometer readings, improper shifting of gears, and the vehicle going into limp mode.
2. What can cause OBDII code P2162 to trigger?
- This code is typically triggered by a malfunction in the vehicle speed sensor circuit, such as a faulty speed sensor or wiring issue.
3. How do I diagnose the cause of OBDII code P2162?
- Diagnosing this code usually involves checking the vehicle speed sensor, inspecting the wiring for damage, and ensuring proper connections.
4. Can a faulty vehicle speed sensor cause other issues besides triggering code P2162?
- Yes, a faulty vehicle speed sensor can also cause issues like inaccurate speedometer readings, problems with cruise control, and issues with the transmission.
5. How can I repair OBDII code P2162?
- Repairing this code often involves replacing the faulty vehicle speed sensor, repairing any damaged wiring, and clearing the code with an OBDII scanner.
6. Are there any DIY tips for fixing code P2162?
- DIY enthusiasts can attempt to replace the vehicle speed sensor themselves by following the vehicle's service manual or online tutorials, if comfortable with automotive repairs.
7. Does OBDII code P2162 pose a safety risk while driving?
- While the vehicle may still be drivable with this code, it is important to address the issue promptly to ensure proper functioning of the speedometer and transmission.
8. Can a mechanic reset the OBDII code P2162 without fixing the underlying issue?
- Yes, a mechanic can clear the code temporarily, but it is crucial to address the root cause to prevent the code from reoccurring.
9. How long does it typically take to repair OBDII code P2162?
- The repair time can vary based on the exact cause of the code, but it often takes between 1 to 3 hours for a mechanic to diagnose and fix the issue.
10. Is it safe to continue driving with OBDII code P2162 unresolved?
- It is not recommended to drive with this code unresolved as it can lead to further issues with the vehicle's speedometer and transmission operation.
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