Workshop Manuals Factory service & repair Alfa Romeo
01 145 electrical system diagnosis02 146 electrical system diagnosis03 ABS, Alfa Romeo Code and engine management
Alfa Romeo 145/146 Electrical System Diagnosis Manual, Volume 3 (1994-2001)01 · 145 electrical system diagnosis
01 · Diagnostics

Functional Description

Make
Alfa Romeo
Model
145/146 Electrical System Diagnosis Manual, Volume 3
Year
1994–2001
Section
Check Panel › Functional Description
145 electrical system diagnosisFunctional Description

Functional Description

The door locking device P10 and P11, located on each door in correspondence of the lock, also contains a microswitch which closes when the door is open, thereby sending an earth signal to the display C16 at pins 3 and 1 respectively of connector C.

In a similar way switch H24, which turns on the light in the luggage compartment, closes when the tailgate is

open. sending an earth to the display C16 at pin 5 of connector C.

The "key-operated" supply reaches pin 6 of the same connector through fuse F15 of fusebox G1: the earth signals from the doors turn on the corresponding red leds.

Parts & tools for this job For 1994 Alfa Romeo 145/146

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