Abnormal Difference Between Right And Left Roof Drive Motor Pulse
Table of contents
B2540 LEXUS Possible Causes
- Faulty Slide Roof Drive Gear Assembly Right
- Faulty Slide Roof Drive Gear Assembly Left
- Slide Roof Drive Gear Assembly harness is open or shorted
- Slide Roof Drive Gear Assembly circuit poor electrical connection
- Faulty Sliding Roof Control ECU
How do I fix code B2540 LEXUS?
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 B2540 LEXUS code
The cost of diagnosing the B2540 LEXUS code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle’s make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.
Possible Symptoms
- Engine Light ON (or Service Engine Soon Warning Light)
B2540 LEXUS Description
The pulse signal is created by the rotation of the roof drive motor. The signal is used to control the luggage roof operation.