Starting actuator and input signal functional check

Ignition off

Press the yellow key repeatedly until the function symbol (see display) appears on the function display.

Display:

Press the green key until the clear symbol appears on the function display.

Display;

Switch on the ignition within 8 seconds.

The first testing step is activated and the injection valves are actuated.

Display:

The injection valves must all be heard or felt to operate.

Note:

There may be starting difficulties in later attempts to start the engine because a slight residual amount of fuel is injected during this testing step.

The testing steps remain in operation until the green key is pressed again on the tester and the clear symbol appears.

The next testing step is initiated by pressing the green key again.

Refer to the test code list for the sequence of testing steps.

After testing step "speed signal from EZK to LH control unit", additional controls must be operated on the car to check the input signals.

Display:

Operate the starter motor for approx. 5 seconds. The LED on the tester will go out shortly afterwards and the following display will appear.

Display:

Note:

The ignition must not be switched off after the starting procedure.

Porsche Classic Models

Porsche Classic Models

The History of Porsche Cars through its generational changes. A must have ebook for any Porsche fanatic, this ebook is a reference book for Porsche enthusiasts. Discover all there is to know about the greatest Porsches ever made. All models are fully described and illustrated providing a definitive production history plus an accurate guide to original specs and equipment.

Get My Free Ebook


Post a comment