Control valve, bypass: Diagnostics
- If there is an open circuit or short circuit to ground, diagnostic trouble code P1658 will be generated.
- If there is a short circuit to B+, diagnostic trouble code P1659 will be generated.
- If the bypass valve fails to open during deceleration, diagnostic trouble code P1110 will be generated.
- In the event of an internal leak in the bypass valve, the current air mass/combustion will not reach the requested air mass/combustion.