Main elements of the Digifant system Control block The control unit receives the following types of information via the multi-pin plug from: Starter from terminal 50 - about the beginning and end...
Operating procedure Cold start: The idle air stabilization valve allows some air to enter in addition to the air supplied in the usual way. At the same time, the control unit...
Malfunctions and self-diagnosis The Digifant injection system control unit can recognize and memorize some of the faults that occur during engine operation. Recognized faults are recorded in...
Self repair Unfortunately, a deep repair in case of malfunctions of the injection system at home is not possible, because more thorough checks require, first of all, the...
Checking individual elements Pressure regulator Pressure measurements require an appropriate pressure gauge (V.A.G. 1318) with stopcock and adapter. In idle mode, the fuel supply pressure...
Removing injection nozzles Remove the vacuum hoses to the brake booster at the exhaust manifold. Remove the idle speed control valve and its mounting. Unscrew the retaining clip between...
Idle check and exhaust gas analysis MOT No. 7 With the Digifant injection system no adjustment work is required because the system is self-learning. This means that the control unit, if...