ECU Power Source Circuit Malfunction
Table of contents
B2620 LEXUS Possible Causes
- Faulty Multiplex Tilt and Telescopic ECU
- Multiplex Tilt and Telescopic ECU harness is open or shorted
- Multiplex Tilt and Telescopic ECU circuit poor electrical connection
How do I fix code B2620 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 B2620 LEXUS code
The cost of diagnosing the B2620 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)
B2620 LEXUS Description
The Multiplex Tilt and Telescopic ECU power source circuit supplies positive voltage to the multiplex tilt and telescopic ECU. The Diagnostic Trouble Code (DTC) sets when the Multiplex Tilt and Telescopic ECU power source voltage drops to 8 V or less and this condition continues for 10 sec. or more.