B2059 Code - Right Power Sliding Door Control Unit Lost Communication With Left Power Sliding Door Control Unit
Quick Answer
The Power Sliding Door Control Unit receives inputs from the switches and sensors in the sliding door system and from B-CAN. Common causes include Faulty Right Power Sliding Door Control Unit, Right Power Sliding Door Control Unit harness is open or shorted, Right Power Sliding Door Control Unit 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
- B2059 indicates Right Power Sliding Door Control Unit Lost Communication With Left Power Sliding Door Control Unit.
- Common causes
- Common causes include Faulty Right Power Sliding Door Control Unit, Right Power Sliding Door Control Unit harness is open or shorted, Right Power Sliding Door Control Unit 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 B2059 Description
What are the Possible Causes of the DTC B2059?
- Faulty Right Power Sliding Door Control Unit
- Right Power Sliding Door Control Unit harness is open or shorted
- Right Power Sliding Door Control Unit circuit poor electrical connection
- Faulty Left Power Sliding Door Control Unit
How to Fix the DTC B2059?
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 B2059 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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Get the B2059 code diagnosed by a professional: Find a repair shop in your area
Information for Specific Makes
- B2059 Acura — Right Power Sliding Door Control Unit Lost Communication With Left Power Sliding Door Control Unit
- B2059 Honda — Right Power Sliding Door Control Unit Lost Communication With Left Power Sliding Door Control Unit
- B2059 Lexus — Vehicle Speed Malfunction
- B2059 Scion — Vehicle Speed Malfunction
- B2059 Toyota — Vehicle Speed Malfunction
Frequently Asked Questions about B2059 Code
1. What are the common symptoms of OBDII code B2059?
The common symptoms include malfunctioning power sliding doors, doors not responding to controls, and warning lights on the dashboard.
2. What can cause the OBDII code B2059 to occur?
The code B2059 is triggered when the right power sliding door control unit loses communication with the left power sliding door control unit. This can happen due to wiring issues, a faulty control unit, or a communication error.
3. How can I diagnose the issue related to code B2059 at home?
You can start by checking the wiring harness between the control units for any visible damage or loose connections. Using a diagnostic scan tool to read the trouble codes and identify the specific issue is also recommended.
4. Is it safe to continue driving with the OBDII code B2059 present?
It is not recommended to continue driving with the code B2059 present, as it indicates a communication issue between essential safety components like power sliding door control units. Get the issue diagnosed and repaired promptly.
5. Can I repair the OBDII code B2059 on my own?
If you have experience with automotive electrical systems and diagnostics, you may attempt to repair the issue on your own. However, for complex wiring or control unit problems, it's advisable to seek professional help.
6. How much does it typically cost to repair OBDII code B2059?
The cost of repairing the B2059 code can vary depending on the exact cause of the communication loss. It may range from a simple wiring repair cost to a replacement of the control unit, which can be more expensive.
7. Are there any preventive measures to avoid OBDII code B2059 in the future?
Regularly inspecting the wiring harness for signs of wear and ensuring proper maintenance of the power sliding doors can help prevent issues leading to code B2059.
8. Can a low vehicle battery voltage trigger the OBDII code B2059?
Yes, a low vehicle battery voltage can sometimes cause communication errors between control units, leading to the B2059 trouble code. Ensure your vehicle's battery is in good condition.
9. How urgent is it to address the OBDII code B2059?
While your vehicle may still operate with the code present, addressing it promptly is crucial to maintain the proper functioning of the power sliding doors and ensure overall safety and convenience.
10. Will resetting the trouble codes make the OBDII code B2059 disappear permanently?
Resetting the trouble codes may clear the code temporarily, but if the underlying issue causing code B2059 is not fixed, it is likely to reappear. It's essential to diagnose and address the root cause of the problem.
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