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Motronic 2.10.3 engine management system (Part 1/3)

Motronic 2.10.3 engine management system (Part 1/3)


List of components

No. Name Location Fig.




Components



22a

Main fuse board, dashboard,

on end of the dashboard by the driver's door



102

Relay, fuel pump,

in dashboard main relay board



136a

Heated oxygen sensor,

in front of catalytic converter



229

Main relay, engine management system,

in dashboard main relay board



271

Heating element, oxygen sensor,

integrated in oxygen sensor



323

Motor, fuel pump,

in fuel tank under rear seat



445

Data link connector, 16-pin, CARB,

under dashboard by steering column



501

Fuse board, maxi fuses,

next to battery



505

Control module, Motronic 2.10.3,

in cabin on RH side below A-pillar



517

Relay, starter relay,

in dashboard main relay board





4-pin connector

H4-7

On fuel pump



H4-18

Brown connector under rear seat beside fuel tank





16-pin connector

H16-1

under dashboard by steering column





33-pin connector

H33-1

Grey connector on console beneath LH A-pillar



H33-4

LHD: Black connector on bulkhead behind glove box

RHD: Black connector under engine control module





Crimps

J60

LHD: In branching point to DICE control module

RHD: Approx. 130 mm from branching point of fuse board towards DICE control module



J76

LHD: Approx. 110 mm from branching point of grounding point G33 towards DICE control module

RHD: Approx. 70 mm from relay board



J114

3D/5D: Approx. 80 mm from branching point of grounding point G3 towards cabin

CONV: Approx. 50 mm from branching point or right rear light cluster towards cabin





Grounding points

G7L

Grounding point, engine (Lambda),

on side of intake manifold for cylinder 4.