Planet-9 Porsche Forum banner

1 - 1 of 1 Posts

34,474 Posts
Discussion Starter · #1 ·
Injection valve, open circuit


Open circuit leads to a permanently closed injection valve. Therefore, misfires can be
entered simultaneously.

Diagnostic conditions

Engine start

Supply voltage > 7 V

Possible fault causes

Open circuit in the control line to the injection valve

Open circuit in the power supply to the injection valve

Injection valve faulty (open circuit)

DME control module faulty
1 - 1 of 1 Posts