Mode Door Motor
Table of contents
B27A9 NISSAN Possible Causes
- Faulty Mode Door Motor
- Mode Door Motor harness is open or shorted
- Mode Door Motor circuit poor electrical connection
- Faulty A/C Auto Amplifier
How do I fix code B27A9 NISSAN?
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 B27A9 NISSAN code
The cost of diagnosing the B27A9 NISSAN 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)
B27A9 NISSAN Description
A/C Auto Amplifier operates intake door motor according to the target value of the Potentiometer Balance Resister (PBR). The Diagnostic Trouble Code (DTC) when the A/C Auto Amplifier detects a short or open circuit of mode door motor drive signal terminal 4.