Vehicle electrical equipment and instruments Honda Civic 3 and 4

General information about electrical equipment
The electrical equipment is designed using a single-wire scheme. The negative wire is along the body. The network voltage is 12 volts. The voltage sources are the battery and the generator. This Chapter contains...

Electrical Wiring Faults — General Information
A typical electrical circuit consists of switches, relays, motors, fuses, fuse wires, thermal fuses, and wires connected together. Before you start troubleshooting, check the relevant diagram: if several components of...

Fuses — General Information
The vehicle's electrical circuits are protected by fuses, thermal fuses and calibrated fuse wires. The fuses are located in two blocks: one block is located to the left and below the instrument panel in the passenger...

Thermal fuses — general information
Thermal fuses protect the window lift drive, electric door locks, headlights, on some cars the thermal fuse is automatically switched on when the overload is removed. If the circuit does not switch on, check it...

Relay — General Information
Relays are designed to transmit electrical signals to components of electrical equipment. The relays are grouped in several places near the fuse box in the passenger compartment and near the battery. The faulty relay...

Multi-function switch (turn signal, hazard warning light, headlight switching) — inspection and replacement
Control 1. Disconnect the switch connectors (see steps 5-8). 2. Using an ohmmeter, check the conductivity between the connector contacts (see Fig. 6.2a, b). For example, on 1984-1987 models, with the switch in the...

Ignition switch — inspection and replacement
Control 1. Remove the lower instrument panel. 2. Disconnect the ignition switch connector. Models from 1984 to 1987. 3. Turn the key to position 1 and check the conductivity between the ACC contacts (white and red wire)...

Headlights — removal and installation
1. Disconnect the cable from the negative battery terminal. Headlight bulbs Caution: Halogen lamps are pressurized and may explode if the glass bulb is scratched. Wear safety glasses when replacing the lamp. 2. Open the...

Headlights — adjustment
Note: Incorrect adjustment may cause serious accidents. Check the adjustment at least once a year. 1. The headlight has screws for horizontal and vertical adjustment (see fig. 8.4 a). 2. There are several adjustment...

Lamps — replacement
1. Most lamps have external screws for the optics, so replacing the lamps is quite simple. 2. In some cases, the optics are attached with clips. In this case, you need to pry the clip with a screwdriver and remove the...

Radio and antenna — removal and installation
1. Disconnect the cable from the negative battery terminal. Radio 2. Depending on the installation location of the radio, remove the front console or instrument panel trim ( see Chapter 11 ). 3. Remove the radio and...

Instrument cluster — removal and installation
1. Disconnect the cable from the negative battery terminal. 2. Remove the steering wheel, see Chapter 10 . 3. Remove the steering column cover ( see fig. 6.8a, b ). 4. Tuck the coil under to access the instrument...

Speedometer Cable — Replacement
1. Disconnect the cable from the negative battery terminal. 2. Remove the instrument cluster ( see section 12 ) and disconnect the speedometer. 3. Remove the lower panel, release the rubber bushing of the speedometer...

Sound signal — control and replacement
Control 1. Remove the front bumper to access the horn ( see Chapter 11 ). 2. Disconnect the connector from the horn. 3. Using a wire of sufficient length, apply voltage from the battery to the terminals of the horn. 4....

Windscreen wiper and washer — inspection and replacement
1. If the windshield wipers do not work then: a) check the brush circuit fuse or loose contacts on the wires. b) connect the negative terminal of the brush motor to the ground with a separate wire. c) if the motor does...

Electric door lock system — description and control
The door latches are operated by drives installed on each door. The system consists of drives, switches and corresponding wires. Maintenance and inspection should be carried out at a service station. Affordable control...

Electric window lift system
The system consists of electric motors installed in the doors, switches, glass lifting and lowering mechanism and connecting wires. Repair and adjustment of the electric drive should be entrusted to service station...

Vehicle speed control system (cruise control)
The cruise control system maintains the vehicle's speed using a vacuum-operated servo motor mounted in the engine compartment and connected by a cable to the throttle valve. The system consists of a servo motor, clutch,...

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Civic 8 (2005-2011)

Civic 7 (2000-2005)