AutoCodes - Toyota - B1241 TOYOTA

B1241 TOYOTA Code - Body ECU Switch Circuit Diagnosis

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3
Table of contents

|B1241 TOYOTA code possible causes

  • Faulty Power Window Regulator Master Switch Assembly
  • Power Window Regulator Master Switch Assembly harness is open or shorted
  • Power Window Regulator Master Switch Assembly circuit poor electrical connection
  • Faulty Body ECU

|How do I fix the B1241 TOYOTA code?

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's pins.

|Cost of diagnosing the B1241 TOYOTA code

Labor: 1.0

The cost of diagnosing the B1241 TOYOTA code is 1.0 hour of labor. The auto repair's diagnosis time and labor rates vary by location, vehicle's make and model, and even your engine type. Most auto repair shops charge between $75 and $150 per hour.

|What are B1241 TOYOTA code possible symptoms?

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

|B1241 TOYOTA code description

The Diagnostic Trouble Code (DTC) B1241 code notifies how the door control switches on the master switch assembly and passenger side door work. If this DTC is not output when one of the switches is operated, switch contact is faulty. If this DTC is output
when neither switch is operated, one of the switches is in the lock/unlock position (ON) or stuck. When a malfunction is detected in these switches, inspect each switch. Then, replace the malfunctioning switch if necessary. If no malfunction is detected in these switches, check the wire harness and body ECU.
OBDII Code B1241 Toyota - Body ECU Switch Circuit Diagnosis - AutoCodes.com

|Need more information with the B1241 TOYOTA code?

Need more information on how to fix the B1241 TOYOTA code? Get Access to Factory Service Manuals

|Need help with a B1241 TOYOTA code?

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|B1241 TOYOTA code comments

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