William Ortel Porsche Repair

Fault memory EZK control unit 928 S4GT

Idle contact

Full load contact

I Knock sensor 2

Control unit faulty

Engine temperature sensor 2

Hall signal

Idle or full load contact

Control unit faulty-

Load sig. LH term.

25 to EZK term. 9

Transmission safety switch

Knock sensor 1

Plug Connections EZK

Temperature sensor NTC II Knock sensor 1

Knock sensor 2 Hall sender 0

Speed sender +

Speed sender shield

Transmission protection switch

Throttle valve switch Full load

Coding input

Coding input

Power supply Term. 15 from XVI 87 (XXII)

Diagnosis plug term. 11

Ignition pulse to control unit 1 (left)

Permanent positive 30

0 0