Service instruction
- If 0x191D01 or 0x3166 and 0x191C02 or 0x3164 and 0x191C03 or 0x3164 are set together, the tank vent valve jams in its closed position
- If only 0x191D01 or 0x3166 are set, the line between the tank vent valve and the intake pipe is blocked or open, or the shutoff valve is jammed in the closed position
- Delete the mixture adaptations after a repair