U1113 – BMW DTC

BMW DTC U1113 – Message Monitoring Torque Request AMT (Automatic Manual Transmission) Check Sum Error

DTC U1113 meaning on BMW

The DTC U1113 code on a BMW refers to a Message Monitoring Torque Request AMT (Automatic Manual Transmission) Check Sum Error. This error code indicates a communication issue between the transmission control module and other modules in the vehicle.

BMW DTC U1113 symptoms

Symptoms of the DTC U1113 code on a BMW may include:

  • Transmission shifting issues
  • Reduced performance
  • Check Engine Light illuminated

BMW DTC U1113 causes

Common causes of the DTC U1113 code on a BMW include:

  • Faulty transmission control module
  • Wiring or connection issues
  • Software glitches

BMW DTC U1113 seriousness

The DTC U1113 code should be addressed promptly as it can lead to drivability issues and potential damage to the transmission if left unresolved.

How to diagnose DTC U1113 on BMW

To diagnose the DTC U1113 code on a BMW, a mechanic would typically:

  • Use a diagnostic scanner to retrieve the fault codes
  • Inspect the wiring and connections related to the transmission control module
  • Perform a thorough visual inspection for any visible damage

How to fix DTC U1113 on BMW

To fix the DTC U1113 code on a BMW, the following steps may be taken:

  • Repair or replace any damaged wiring or connections
  • Update the software in the transmission control module
  • Replace the transmission control module if deemed faulty

How to erase DTC U1113 on BMW

To erase the DTC U1113 code on a BMW, a mechanic can use a diagnostic scanner to clear the code after the underlying issue has been addressed and fixed.

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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