B0954:3B Code - Parking Assist Front Sensor Left Corner Circuit Self-Test Malfunction
Quick Answer
The object sensors are 3-wire sensors that are used to determine the distance between the vehicle and an object of interest. Common causes include Faulty Parking Assist Front Sensor Left Corner, Parking Assist Front Sensor Left Corner harness is open or shorted, Parking Assist Front Sensor Left Corner circuit poor electrical connection. Severity is Low - monitor the vehicle and repair when practical. The vehicle can usually be driven if no severe symptoms are present, but symptoms should be checked before extended driving.
- What it means
- B0954:3B indicates Parking Assist Front Sensor Left Corner Circuit Self-Test Malfunction.
- Common causes
- Common causes include Faulty Parking Assist Front Sensor Left Corner, Parking Assist Front Sensor Left Corner harness is open or shorted, Parking Assist Front Sensor Left Corner circuit poor electrical connection.
- Severity
- Low - monitor the vehicle and repair when practical.
- Can I drive?
- The vehicle can usually be driven if no severe symptoms are present, but symptoms should be checked before extended driving.
Code B0954:3B Description
What are the Possible Causes of the DTC B0954:3B?
- Faulty Parking Assist Front Sensor Left Corner
- Parking Assist Front Sensor Left Corner harness is open or shorted
- Parking Assist Front Sensor Left Corner circuit poor electrical connection
- Faulty Parking Assist Control Module
How to Fix the DTC B0954:3B?
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
B0954:02 Parking Assist Front Sensor Left Corner Circuit Short to Ground
B0954:04 Parking Assist Front Sensor Left Corner Circuit Open
B0954:06 Parking Assist Front Sensor Left Corner Circuit Low Voltage/Open
B0954:08 Parking Assist Front Sensor Left Corner Circuit Performance - Signal Invalid
B0954:18 Parking Assist Front Sensor Left Corner Circuit Low Signal Amplitude
B0954:21 Parking Assist Front Sensor Left Corner Circuit Incorrect Period
B0954:22 Parking Assist Front Sensor Left Corner Circuit Too Short Low-Time
B0954:3A Parking Assist Front Sensor Left Corner Circuit Incorrect Component Installed
B0954:3B Parking Assist Front Sensor Left Corner Circuit Self-Test Malfunction
What is the Cost to Diagnose the Code?
Labor: 1.0
To diagnose the B0954:3B 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 B0954:3B Code
What does OBDII code B0954:3B mean?
Code B0954:3B indicates a malfunction in the self-test circuit of the front left corner parking assist sensor, which can affect the accuracy of the parking assist system.
What are the symptoms of code B0954:3B?
Common symptoms include the parking assist system not working properly, warning lights or error messages on the dashboard, and potential reduced functionality in detecting nearby objects.
What causes code B0954:3B?
This code is typically caused by issues such as a faulty parking assist sensor, damaged wiring or connectors, or problems with the control module responsible for the parking assist system.
Can I drive with code B0954:3B active?
Yes, you can drive, but the parking assist system may not function correctly, which could increase the risk of minor impacts when parking or maneuvering in tight spaces.
How do I diagnose code B0954:3B?
Diagnose this code by inspecting the front left corner parking assist sensor, checking the wiring and connectors for damage, and using a scan tool to monitor sensor functionality.
How is code B0954:3B fixed?
Repairs may involve replacing the faulty sensor, repairing damaged wires or connectors, or reprogramming the parking assist control module if necessary.
Can a dirty sensor cause code B0954:3B?
Yes, dirt, debris, or moisture on the sensor can interfere with its operation and trigger this code. Cleaning the sensor might resolve the issue.
How much does it cost to fix code B0954:3B?
Repair costs can vary widely depending on whether the issue is a dirty sensor, a wiring problem, or a need to replace the sensor, typically ranging from $50 to $300.
Do I need special tools to repair code B0954:3B?
You may need a scan tool to diagnose the issue and basic automotive tools for sensor replacement or wiring repair.
Can I reset code B0954:3B without fixing the problem?
While you can clear the code with a scan tool, if the underlying issue is not resolved, the code will likely return and the parking assist system may remain impaired.
Discuss the causes and fixes for B0954:3B OBDII Code
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