AutoCodesLand Rover – B1B48 Land Rover

B1B48 Land Rover Code - Left Rear Outer Parking Aid Sensor

Quick Answer

The Parking Assist Control Module (PAM) monitors the Left Rear Outer Parking Aid Sensor. Common causes include Faulty Left Rear Outer Parking Aid Sensor, Left Rear Outer Parking Aid Sensor harness is open or shorted, Left Rear Outer Parking Aid Sensor 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
B1B48 Land Rover indicates Left Rear Outer Parking Aid Sensor.
Common causes
Common causes include Faulty Left Rear Outer Parking Aid Sensor, Left Rear Outer Parking Aid Sensor harness is open or shorted, Left Rear Outer Parking Aid Sensor 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.
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Code Popularity 6,705
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Aug 16, 2019
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Code B1B48 Land Rover Description

The Parking Assist Control Module (PAM) monitors the Left Rear Outer Parking Aid Sensor. A continuous memory and on-demand Diagnostic Trouble Code (DTC) that sets when any of the Left Rear Outer Parking Aid Sensor circuits are open or shorted to ground or signal circuit is shorted to battery voltage or has internally failed or has an incorrect attenuation time.
OBDII Code B1B48 Land Rover - Left Rear Outer Parking Aid Sensor - AutoCodes.com
B1B48 Land Rover Code - Left Rear Outer Parking Aid Sensor

What are the Possible Causes of the DTC B1B48 Land Rover?

  • Faulty Left Rear Outer Parking Aid Sensor
  • Left Rear Outer Parking Aid Sensor harness is open or shorted
  • Left Rear Outer Parking Aid Sensor circuit poor electrical connection
  • Faulty Parking Assist Control Module (PAM)(Integral to the Body Control Module (BCM))

How to Fix the DTC B1B48 Land Rover?

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

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the B1B48 Land Rover 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.

Need more information about the B1B48 Land Rover code?

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About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about B1B48 Land Rover Code

1. What are the common symptoms of OBDII code B1B48 for the Left Rear Outer Parking Aid Sensor in a Land Rover?

- The common symptoms include a malfunctioning or non-functional left rear outer parking aid sensor, leading to issues with the parking assist system.

2. What are the possible causes of OBDII code B1B48 for the Left Rear Outer Parking Aid Sensor in a Land Rover?

- The code B1B48 can be triggered by a faulty left rear outer parking aid sensor, wiring issues, or a problem with the parking aid control module.

3. How can I diagnose the OBDII code B1B48 for the Left Rear Outer Parking Aid Sensor in my Land Rover?

- Diagnosing the code involves using an OBDII scanner to retrieve the specific fault code, inspecting the left rear outer parking aid sensor and its wiring for any visible damage, and conducting a comprehensive system test.

4. Can I continue driving my Land Rover with OBDII code B1B48 related to the Left Rear Outer Parking Aid Sensor?

- It is generally safe to drive the vehicle with this code, but it is recommended to address the issue promptly to ensure proper functioning of the parking aid system.

5. How can I repair OBDII code B1B48 for the Left Rear Outer Parking Aid Sensor in my Land Rover?

- Repairing the code may involve replacing the faulty left rear outer parking aid sensor, repairing any damaged wiring, or reprogramming the parking aid control module.

6. Are there any DIY tips for troubleshooting OBDII code B1B48 in a Land Rover?

- DIY tips include checking the sensor connections for corrosion or damage, inspecting the sensor for physical defects, and ensuring the sensor is clean and free from obstructions.

7. What should I do if I reset the OBDII code B1B48 for the Left Rear Outer Parking Aid Sensor but it returns?

- If the code returns after being reset, it indicates a persistent issue that needs to be addressed. Consider seeking professional help to diagnose and repair the problem.

8. Is it necessary to recalibrate the parking aid system after fixing OBDII code B1B48 in a Land Rover?

- It is recommended to recalibrate the parking aid system after any repairs related to the left rear outer parking aid sensor to ensure accurate functionality.

9. Can extreme weather conditions affect the performance of the left rear outer parking aid sensor in a Land Rover?

- Yes, extreme weather conditions such as heavy rain, snow, or extreme temperatures can impact the performance of parking aid sensors, including the left rear outer sensor.

10. How can I prevent future occurrences of OBDII code B1B48 related to the Left Rear Outer Parking Aid Sensor in my Land Rover?

- To prevent future occurrences, regularly inspect and maintain the parking aid sensors, keep them clean, and address any issues promptly to avoid further damage or malfunctions.

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