Electrical equipment and devices of car Peugeot 307

General information about electrical equipment
The car's electrical equipment is made using a single-wire scheme. The negative terminal connects the power consumers to the body ("ground"), which functions as the second wire. The nominal voltage of the on-board...

Electrical circuits — general information
To protect electrical circuits, fuses with blade contacts are used, the color of which corresponds to the fuse protection current. The serviceability of the fuse is determined by the presence of a wire conductor...

Detecting faults in electrical circuits
A typical electrical circuit consists of an electrical component, switches, relays, motors, fuses, circuit breakers, wires, and connectors that connect the electrical component to the battery and the body. To help you...

Fuses — Description, Location and Replacement
Fuses are used to break the circuit when the current reaches a certain value, and also to protect elements and wires that can be damaged by too much current. A sharp increase in current is usually caused by a fault in...

Intelligent Switching Unit — Removal and Installation
Removal To remove the intelligent switch unit: disconnect the ground wire from the battery; Figure 9.5. Location of the fuse box: 1 - lid; 2 - trim panel to access the intelligent switch unit located in the instrument...

Headlights — removal and installation
To remove the headlights: disconnect the ground wire from the battery; remove the front bumper; Attention! In certain weather and climate conditions (for example, low temperature, high humidity, etc.) the short-term...

Replacing the rear light
To remove the rear light: disconnect the ground wire from the battery; open the trunk door; remove the seal from the trunk door opening; Figure 9.12. Rear light mounting: 1 - electrical connectors; 2 - luggage...

Replacing the high brake light
To remove the high brake light: disconnect the ground wire from the battery; open the trunk door; Figure 9.13. Location of the fasteners (1) of the high brake light from the inside of the door release the fasteners 1...

Replacing the license plate light
To remove the license plate light: disconnect the ground wire from the battery; open the trunk door; remove the trim from the trunk door; remove the decorative trim from the trunk door handle; disconnect the electrical...

Replacing external lighting lamps
Before replacing exterior lighting bulbs, remove the ground cable from the battery and check the associated electrical circuit and fuse. Note: Do not touch the glass bulb of the lamp with bare hands. If the lamp has...

Replacing the instrument cluster
To remove the instrument cluster: disconnect the ground wire from the battery; around the instrument cluster protect the instrument panel from damage; use a flat plastic spatula to lift the instrument cluster up a bit;...

Replacing the steering column switch unit COM 2000
To remove the COM 2000 steering column switch unit: set the front wheels to move straight ahead; disconnect the ground wire from the battery; remove the driver's side airbag; loosen the steering wheel mounting bolt a...

Replacing the ignition switch
To remove the ignition switch: turn off the ignition and disconnect the ground wire from the battery; Figure 9.5. Location of the fuse box: 1 - lid; 2 - trim panel remove cover 1 (see figure 9.5) electrical fuse box and...

Replacing the multifunction display
To remove the multifunction display: Figure 9.31. Direction (A) for removing the main multifunction display (1) release the main multifunction display 1 from its clips (figure 9.31), turning its front part upwards;...

Replacing the light brightness sensor
The sensor is located in the instrument panel in front of the multifunction display. To remove the light brightness sensor: disconnect the ground wire from the battery; remove the multifunction display; place your hand...

Windshield wiper replacement
To remove the windshield wiper: disconnect the ground wire from the battery; Caution! Before removing, start the engine, then with the ignition off, press down on the windshield wiper lever to move the mechanism to the...

Replacing the wiper blade
To replace the wiper blade: Attention! Before the first minute after turning off the ignition, turn on any windshield wiper mode, while its brushes will stop in the middle of the windshield (this is specifically...

Replacing the rear window wiper motor
To remove the rear window wiper motor: disconnect the ground wire from the battery; Figure 9.43. Windscreen wiper mounting location: 1 - Windscreen wiper arm mounting nut; 2 - windshield wiper lever; 3 - lid lift cover...

Replacing the front door window regulator
To remove the front door window regulator: lower the glass about two-thirds of the way down; disconnect the ground wire from the battery; remove the door trim; peel off the dust and moisture protective film covering the...

Replacing the rear door window regulator
To remove the rear door window regulator: remove the door trim; remove the dust and moisture protective film covering the inside of the rear door; Figure 9.46. Fastening the rear door window regulator: 1 - traction; 2 -...

Replacing the rear door window regulator (SW wagon)
To remove the rear window regulator on station wagon (SW) vehicles: lower the door glass to the lower stop; disconnect the ground wire from the battery; Figure 9.47. Using a plastic spatula to remove the rear decorative...

Replacing the electric motor of the lifting and sliding roof panel
To remove the roof sliding panel motor: disconnect the ground wire from the battery; remove the B-pillar trim panels; remove the sun visor. For a sun visor with a lighted mirror, remove the plug with the hole for the...

Replacing the sunshade drive motor
To remove the sunshade drive motor: disconnect the ground wire from the battery; remove the rear part of the headlining; Figure 9.56. Sunshade drive: 1 - electrical connector; 2 - electric motor; 3 - screws disconnect...

Replacing a car radio
To remove the car radio: disconnect the ground wire from the battery; release the latches by inserting two thin screwdrivers into the holes on the sides of the block and pressing them; remove the car radio from the...

Front door speaker replacement
To remove the front door speaker: disconnect the ground wire from the battery; remove the front door trim; Figure 9.57. Location of screws (1) for fastening the front door speaker remove screws 1 (figure 9.57) fasteners...

Replacing the rear speakers
To remove the rear speakers: disconnect the ground wire from the battery; on five-door and station wagon (SW) vehicles, remove the rear door trim; on three-door vehicles, remove the rear trim panel; Figure 9.58....

Replacing the radio antenna
To remove the antenna: disconnect the ground wire from the battery; remove the headlining; unscrew the CIELO cassette fastenings at the rear to lower it a few millimetres; Figure 9.61. Roof antenna connections and...