U1559 Cadillac Code - Body Control Module Lost Communication With Short Range Remote Control Transceiver On LIN Bus
Quick Answer
The Local Interconnect Network (LIN) Bus consists of a single wire with a transmission rate of 10.417 Kbit/s. Common causes include Faulty Short Range Remote Control Transceiver, Short Range Remote Control Transceiver harness is open or shorted, Short Range Remote Control Transceiver 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
- U1559 Cadillac indicates Body Control Module Lost Communication With Short Range Remote Control Transceiver On LIN Bus.
- Common causes
- Common causes include Faulty Short Range Remote Control Transceiver, Short Range Remote Control Transceiver harness is open or shorted, Short Range Remote Control Transceiver 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 U1559 Cadillac Description
What are the Possible Causes of the DTC U1559 Cadillac?
- Faulty Short Range Remote Control Transceiver
- Short Range Remote Control Transceiver harness is open or shorted
- Short Range Remote Control Transceiver circuit poor electrical connection
- Faulty Body Control Module (BCM)
How to Fix the DTC U1559 Cadillac?
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 U1559 Cadillac 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 U1559 Cadillac Code
1. What are the common symptoms of OBDII code U1559 in a Cadillac?
Symptoms may include issues with the remote key fob not working, power door locks malfunctioning, interior lights not turning on, and other electrical system failures.
2. What causes the Body Control Module to lose communication with the Short Range Remote Control Transceiver on the LIN bus?
Possible causes include a faulty remote control transceiver, damaged wiring or connectors in the LIN bus circuit, a malfunctioning Body Control Module, or software issues.
3. How can I diagnose the reason behind the U1559 code in my Cadillac?
Diagnosis typically involves using a professional OBDII scanner to read the code, checking for other related codes, inspecting the wiring and connectors in the LIN bus system, and testing the components involved in the communication.
4. Is it safe to continue driving my Cadillac with the U1559 code present?
It is generally safe to drive the vehicle with this code, but it is recommended to address the issue promptly to prevent any potential electrical system failures or inconveniences.
5. Can I repair the U1559 code issue in my Cadillac myself?
While some DIY enthusiasts may attempt to diagnose and repair this issue, it is recommended to seek assistance from a qualified mechanic or dealership due to the complexity of the electrical systems involved.
6. How much does it typically cost to repair the U1559 code in a Cadillac?
The cost of repair can vary depending on the underlying cause of the issue. It may range from a simple wiring repair to a more complex replacement of components like the Body Control Module or remote control transceiver.
7. Are there any temporary fixes I can try for the U1559 code in my Cadillac?
Resetting the vehicle's computer system by disconnecting the battery for a few minutes may sometimes temporarily clear the code, but it is important to address the root cause of the issue for a permanent fix.
8. Will the U1559 code cause my Cadillac to fail an emissions test?
While the code itself may not directly affect emissions, unresolved electrical issues can lead to other problems that may impact the vehicle's performance and emissions output.
9. How long does it take to repair the U1559 code issue in a Cadillac?
The repair time can vary depending on the exact cause of the problem and the availability of parts. In some cases, it may be a quick fix, while in others, it could take a few hours or more.
10. Can the U1559 code in my Cadillac be a recurring problem?
If the root cause of the issue is not properly addressed during the repair, it is possible for the code to reappear. Regular maintenance and thorough diagnosis can help prevent recurrence.
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