U1160 – BMW DTC

BMW DTC U1160 – Lost Communication With Transmission Data3

DTC U1160 meaning on BMW

The DTC U1160 code on a BMW indicates a communication error between the vehicle’s control module and the transmission data 3. This means that the control module is unable to receive or transmit data properly with the specific transmission component, leading to potential issues with the transmission system.

BMW DTC U1160 symptoms

Symptoms of the DTC U1160 code on a BMW may include:

• Transmission shifting problems
• Harsh or delayed gear changes
• Reduced fuel efficiency
• Illuminated transmission warning light on the dashboard

BMW DTC U1160 causes

Common causes of the DTC U1160 code on a BMW include:

• Faulty transmission control module
• Wiring or connection issues between the control module and transmission data 3
• Corroded or damaged connectors
• Software glitches in the control module

BMW DTC U1160 seriousness

The DTC U1160 code should be addressed promptly as it can lead to potential transmission malfunctions and affect the overall drivability of the vehicle. Ignoring this code may result in further damage to the transmission system and potentially lead to costly repairs.

How to diagnose DTC U1160 on BMW

To diagnose the DTC U1160 code on a BMW, follow these steps:

1. Use a diagnostic scanner to retrieve the fault codes stored in the vehicle’s control module.
2. Inspect the wiring and connectors between the control module and transmission data 3 for any visible damage or corrosion.
3. Perform a communication test using a diagnostic tool to check for proper data transmission between the components.
4. If necessary, conduct a thorough inspection of the transmission control module for any internal faults.

How to fix DTC U1160 on BMW

To fix the DTC U1160 code on a BMW, consider the following solutions:

1. Repair or replace any damaged wiring or connectors between the control module and transmission data 3.
2. If the transmission control module is faulty, replace it with a new or refurbished unit.
3. Update the control module software to address any potential glitches causing the communication error.
4. Clear the fault codes using a diagnostic scanner after completing the repairs.

How to erase DTC U1160 on BMW

To erase the DTC U1160 code on a BMW, follow these steps:

1. Connect a diagnostic scanner to the vehicle’s OBD-II port.
2. Select the ¨Erase Codes¨ or ¨Clear Codes¨ function on the scanner.
3. Follow the on-screen prompts to confirm the deletion of the fault codes.
4. Once the codes are cleared, disconnect the scanner and start the vehicle to ensure the code has been successfully erased.

Recommended tools & DTC Scanners for BMW

Best Diagnostic App for modern BMWs: BimmerLink

Recommended Bluetooth adapter for Bimmerlink: OBDLink CX

Cable adapter for Bimmerlink: Enet Cable USB Type C

For older BMWs we recommend: Autel AutoLink AL319 (2024 version)

Easy-to-use Multimeter for reliable diagnostics: AstroAI Auto-ranging Multimeter

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