Most of the power supply circuits of the Japanese truck's electrical equipment are protected by fuses. Powerful current consumers are connected via relays. Protective elements are installed in mounting blocks, which are located on the body and in the passenger compartment.
The given fuse diagrams are actual for Mazda Titan 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000 model years with diesel engines Mazda XA (2.5 liters), HA (3.0 liters), VS (3.0 liters), SL (3.5 liters), SL Turbo (3.5 liters), TF (4.0 liters) and Isuzu 4HF1 (4.3 liters), 4HG1 (4.6 liters).
The main wiring block is behind the instrument panel, the additional one is under the body next to the battery.
Vehicle body
The unit is located under the body, near the battery.
Description:
- Ignition switch / Generator 80A
- Glow plugs / Ignition switch / Generator 100A
- For protection of all circuits 60A
- Headlights 30A
- Unloading area light 30A
Relay modules
Location of relay modules. 1 - brake light check relay, 2 - turn signal indicator interrupter relay, 3 - horn relay, 4 - relay of warm-up speed increase system, 5 - inlet air heater relay, 6 - auxiliary relay, 7 - glow plug relay, 8 - windshield wiper interrupter relay.
In the passenger compartment
It is located in the instrument panel. It can be accessed by removing the protective cover.
Type 1
The first version of the unit.
| Diagram | ||
|---|---|---|
|
||
| No. | Amps | Description |
| A | 15 | Radio / clock, cigarette lighter fuse |
| B | 10 | Fog lights |
| C | 10 | Position lamps |
| D | 10 | (for optional extras) |
| E | 20 | Central locking system |
| F | 15 | Brake lights, horn |
| G | 10 | Alarm |
| H | 10 | cabin lights, clock, stereo |
| I | 20 | Heater |
| J | - | Spare |
| K | 15 | Windshield wipers, washer |
| L | - | Spare |
| M | - | Spare |
| N | 10 | Direction indicators |
| O | 10 | Instrument cluster |
| P | 15 | Cooling fan |
| Q | - | (for optional extras) |
| R | - | |
| S | 15 | |
| T | - | Heater |
| U | 30 | Power windows |
| V | 30 | Heater |
Type 2
The second version of the block.
Access example.
| Diagram | ||
|---|---|---|
|
||
| Code | Description | Amps |
| WIPER | windshield wiper and windshield washer system | 15 |
| HEATER | heater | 30 |
| ROOM | interior lighting, radio | 10 |
| ENGINE | starting system | 15 |
| METER | taillights, instrument panel, brake, fuel cut-off valve, warm-up speed increase system | 15 |
| TURN | direction indicators | 15 |
| TAIL | parking lights, license plate illumination, combination lights | 15 |
| STOP | brake lights, horn | 15 |
| HAZARD | alarm | 15 |
| CIGAR | Mazda Titan cigarette lighter fuse, audio system | 15 |
