P2440 Diagnostic Trouble Code Discussion for July 2020
Secondary Air Injection System Switching Valve Stuck Open
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| Help Request | Posted | |
| 2014 Chevrolet Equinox LT 2.4L MIL Lamp on VIN: 2GNALBEK0E P2440: secondary air injection system cut off valve stuck open. ... help.. the 2014 equinox came into the shop with the mil lamp on- the codes were p2430-p2431-p2433-p2437 and p2440.did a sol. function test with the scanner, sol. #1 was not making any noise. unpluged sol and used a noid light as a test, commanded sols... |
July 07, 2020 |
