Control unit 1AV, lambda probe, temperature sensor, air pressure
G39 – lambda probe;
G42 – intake air temperature sensor;
G61 – knock sensor;
G71 – intake air pressure sensor;
J310 – Air conditioning control unit;
J382 – control unit "1AV";
T2z – two-pin plug connector, on the knock sensor;
T4b – four-pin plug connector, near the lambda probe;
T4h – four-pin plug connector, on the intake air temperature and pressure sensor;
T6a – six-pin plug connector, in a waterproof casing (red);
T10a – ten-pin plug connector, in a waterproof casing (white);
T10g – ten-pin plug connector, in a waterproof housing (brown);
T10m – ten-pin plug connector, on the air conditioning control unit;
T28a – 28-pin plug connector, on the control unit "1AV";
T52a – 52-pin plug connector, on the control unit "1AV";
Z19 – Lambda probe heating;
10 – ground connection point in waterproof housing;
85 – ground connection in the engine wiring harness;
D141 – connection (5V) in the engine wiring harness;
D142 – connection in the engine wiring harness
* – only for vehicles with air conditioning
The structure of the basic diagrams of electrical equipment is located here →
Symbols found in wiring diagrams are here →
Explanations of the symbols found on the electrical diagrams are located here →