U1283 Code - Power Tailgate Control Unit Lost Communication With Rear MICU
Quick Answer
The Diagnostic Trouble Code (DTC) sets when a communication malfunction was detected between the Power Tailgate Control Unit and the Rear Multiplex Integrated Control Unit (MICU). Common causes include Faulty Power Tailgate Control Unit, Power Tailgate Control Unit harness is open or shorted, Power Tailgate 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
- U1283 indicates Power Tailgate Control Unit Lost Communication With Rear MICU.
- Common causes
- Common causes include Faulty Power Tailgate Control Unit, Power Tailgate Control Unit harness is open or shorted, Power Tailgate 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 U1283 Description
What are the Possible Causes of the DTC U1283?
- Faulty Power Tailgate Control Unit
- Power Tailgate Control Unit harness is open or shorted
- Power Tailgate Control Unit circuit poor electrical connection
- Faulty Rear Multiplex Integrated Control Unit (MICU)
How to Fix the DTC U1283?
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 U1283 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
- U1283 Acura — Power Tailgate Control Unit Lost Communication With Rear MICU
- U1283 Honda — Power Tailgate Control Unit Lost Communication With Rear MICU
Frequently Asked Questions about U1283 Code
1. What does the OBDII code U1283 mean?
U1283 indicates that the Power Tailgate Control Unit has lost communication with the Rear Multiplex Integrated Control Unit (MICU).
2. What are the common symptoms of code U1283?
Symptoms can include a non-functional power tailgate, tailgate not responding to key fob or interior buttons, or intermittent tailgate operation.
3. What causes the U1283 code to appear?
Common causes include wiring issues such as damaged or corroded connectors, a faulty Power Tailgate Control Unit, a malfunctioning Rear MICU, or issues with the CAN bus communication network.
4. Can a weak battery cause the U1283 code?
Yes, a weak battery or fluctuating voltage can disrupt communication between the control units and trigger this code.
5. How do you diagnose the U1283 code?
Diagnosis involves checking the wiring and connectors between the Power Tailgate Control Unit and the Rear MICU, scanning for additional codes, and testing the CAN bus network for faults.
6. Is it safe to drive with the U1283 code present?
Yes, but the power tailgate may not function properly, which could be inconvenient or pose a safety issue when loading or unloading.
7. How can the U1283 code be fixed?
Repairs may include cleaning or repairing connectors, replacing damaged wiring, updating or reprogramming the control units, or replacing a faulty Power Tailgate Control Unit or Rear MICU.
8. Can updating the vehicle’s software resolve the U1283 code?
In some cases, a software update for the control units may resolve communication issues if the problem is related to outdated programming.
9. What tools are needed to troubleshoot the U1283 code?
You’ll need an advanced OBDII scanner with CAN bus diagnostics, a multimeter for checking voltage and continuity, and wiring diagrams for your vehicle.
10. Will clearing the U1283 code fix the issue?
Clearing the code may temporarily reset the system, but the underlying issue will need to be addressed to prevent the code from returning.
Discuss the causes and fixes for U1283 OBDII Code
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