Engine-Codes - Toyota - B124D Toyota

B124D Toyota Code - Lost Communication With AFS LIN

- Code Popularity: 2,802 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
Table of contents
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What are the Possible Causes of the DTC B124D Toyota?

NOTE: The causes shown may not be a complete list of all potential problems, and it is possible that there may be other causes.
  • Faulty Inner Rear View Mirror
  • Inner Rear View Mirror harness is open or shorted
  • Inner Rear View Mirror circuit poor electrical connection
  • Faulty Adaptive Front-lighting System (AFS) ECU
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How to Fix the DTC B124D Toyota?

Check the 'Possible Causes' listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector pins.

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What is the Cost to Diagnose the Code?

Labor: 1.0

The cost to diagnose the B124D Toyota code is 1.0 hour of labor. The diagnosis time and labor rates at auto repair shops vary depending on the location, make and model of the vehicle, and even the engine type. Most auto repair shops charge between $75 and $150 per hour.

What are Code Possible Symptoms?

  • Engine Light ON (or Service Engine Soon Warning Light)

What Does the B124D Toyota Code Mean?

The Diagnostic Trouble Code (DTC) is set when the Main Body ECU detects malfunctions in the LIN communication system.

B124D Toyota Code - Lost Communication With AFS LIN

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