Secondary Air Injection Vacuum Switching Valve Circuit Malfunction Bank 1
Table of contents
P1440 TOYOTA Possible Causes
- Faulty Secondary Air Injection Vacuum Switching Valve (VSV)
- Secondary Air Injection VSV harness is open or shorted
- Secondary Air Injection VSV circuit poor electrical connection
How do I fix code P1440 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’s pins.
Cost of diagnosing the P1440 TOYOTA code
The cost of diagnosing the P1440 TOYOTA 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)
P1440 TOYOTA Description
The Engine Control Module (ECM) monitors the Secondary Air Injection Vacuum Switching Valve (VSV) Circuit. The ECM sets the OBDII code when the Secondary Air Injection Vacuum Switching Valve Circuit is not to factory specifications.