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Main Instrument Unit (MIU), T5 and M2.10.3 (Part 1/2)

Main Instrument Unit (MIU), T5 and M2.10.3 (Part 1/2)


List of components

No. Name location Picture
22a

Main fuse board, dashboard,

on end of the dashboard by the driver's door



43

Switch, handbrake,

under floor console by handbrake



44

Engine oil pressure sensor,

under intake manifold



47a

Fuel gauge,

in main instrument unit

47b

Fuel reserve indicator lamp,

in main instrument unit

47c

Coolant temperature gauge,

in main instrument unit

47d

Engine oil pressure warning lamp,

in main instrument unit

47e

Warning lamp, charging,

in main instrument unit

47f

Warning lamp, brake fluid level,

in main instrument unit

47g

Main beam indicator lamp,

in main instrument unit

47h

Direction indicator repeater lamp, LH,

in main instrument unit

47i

Direction indicator repeater lamp, RH,

in main instrument unit

47k

SHIFT UP indicator lamp,

in main instrument unit

47m

Warning lamp, handbrake,

in main instrument unit

47n

Indicator lamp, rear fog light,

in main instrument unit

47o

CHECK ENGINE indicator lamp,

in main instrument unit

47q

ABS warning lamp

in main instrument unit

47t

Warning lamp, SRS/AIRBAG,

in main instrument unit

47u

Indicator lamp, Cruise Control,

in main instrument unit

47v

Lights-on indicator lamp,

in main instrument unit

110

Tachometer,

in main instrument unit

111

Speedometer,

in main instrument unit

213d

Door indication, right rear, pictogram,

in main instrument unit

213e

Door indication, left rear, pictogram,

in main instrument unit

213f

Door indication, right front, pictogram,

in main instrument unit

213g

Door indication, left front, pictogram,

in main instrument unit

213j

Door indication, boot lid/tailgate, pictogram,

in main instrument unit

245

Transmission range switch 1, automatic transmission,

on automatic transmission in engine bay



430a

Trionic T5 control module,

in cabin on right side below A-pillar



445

Data link connector, 16-pin, CARB,

under dashboard beside steering column



502a

Control module, TCM,

in cabin on right side of bulkhead



505

Control module, Motronic 2.10.3,

in cabin on right side below A-pillar



508

Control module, cruise control,

to the right in engine bay under windscreen



520

SPORT indicator lamp,

in main instrument unit

523

CHECK GEARBOX warning lamp,

in main instrument unit

540b

Main instrument unit,

in front of driver in dashboard



543

CHECK A3D/5D indicator lamp,

in main instrument unit

544

INFO DISPL information lamp,

in main instrument unit

545

Central warning lamp,

in main instrument unit

546

WINTER indicator lamp,

in main instrument unit

589a

Trionic T5 OBDII control module,

in cabin on right side behind trim under A-pillar



645a

Indicator lamp, automatic transmission indication, P position,

in main instrument unit

645b

Indicator lamp, automatic transmission indication, R position,

in main instrument unit

645c

Indicator lamp, automatic transmission indication, N position,

in main instrument unit

645d

Indicator lamp, automatic transmission indication, D position,

in main instrument unit

645e

Indicator lamp, automatic transmission indication, position 3,

in main instrument unit

645f

Indicator lamp, automatic transmission indication, position 2,

in main instrument unit

645g

Indicator lamp, automatic transmission indication, position 1,

in main instrument unit



10-pin connector



H10-1

Black connector on bracket behind the battery.





16-pin connector



H16-1

Under dashboard beside steering column.





33-pin connector



H33-4

LHD: Black connector on bulkhead partition behind glove box

RHD: Black connector under engine control module





Crimp connections



J31

Approx. 45 mm from rear of control module connector



J33

Approx. 80 mm from branching point connector H33-4 towards connector



J63

LHD: Approx. 200 mm from branching point MIU towards SID

RHD: Approx. 50 mm from branching point rheostat towards light switch



J65

LHD: Approx. 210 mm from branching point rheostat towards SID

RHD: Approx. 305 mm from branching point control module DICE towards main fuse board



J69

LHD: Approx. 100 mm from branching point SID towards grounding point G34

RHD: Approx. 250 mm from branching point SID towards radio



J81

LHD: Approx. 430 mm from rear of connector to control module DICE

RHD: Approx. 30 mm from the light switch branching point towards the MIU.







Crimp connectors



JH4

LHD: In the DICE control module branching point.

RHD: In the front cigarette lighter branching point.





Warning and indicator lamps