Engine-Codes - Toyota - B1244 Toyota

B1244 Toyota Code - Light Sensor Circuit Malfunction

- Code Popularity: 14,688 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 B1244 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 Automatic Light Control Sensor
  • Automatic Light Control Sensor harness is open or shorted
  • Automatic Light Control Sensor circuit poor electrical connection
  • Faulty Main Body ECU (Multiplex Network Body ECU)
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How to Fix the DTC B1244 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 B1244 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 B1244 Toyota Code Mean?

The automatic light control sensor detects ambient light, converts it into an electrical signal, and outputs it to the main body ECU (Multiplex Network Body ECU). The main body ECU (Multiplex Network Body ECU) turns the headlights and taillights on or off according to the signal.

B1244 Toyota Code - Light Sensor Circuit Malfunction

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