Engine & identification
Vehicle identification
| No. of cylinders Type | 4/DOHC |
|---|---|
| Capacity (Fiscal) cc | 1840 |
| Compression ratio :1 | 9,1 |
| Suitable for unleaded petrol | Yes |
| Minimum octane rating RON | 91 |
| Ignition system Make | Mazda |
| Ignition system Type | ESA |
| Ignition system Description | Map-i |
| Trigger location | Distributor/Crankshaft |
| Fuel system Make | Mazda |
| Fuel system Type | VICS |
| Fuel system Description | MFI-s |
| Air metering Type | Mass |
| Combined ignition and fuel ECM | Yes |
| Diagnostic socket | Yes |
Ignition system
| Primary resistance Ohm | 0,49-0,73 |
|---|---|
| Secondary resistance Ohm | 20000-31000 |
| Contact breaker gap/trigger air gap mm | 0,9 |
Firing order
The firing order for the Mazda 323 323F 1.8 (1994–1998) is 1-3-4-2.
| Firing order | 1-3-4-2 |
|---|
Engine oil & fluids
Engine oil
The Mazda 323 323F 1.8 (1994–1998) takes 3.8 litres of engine oil with the filter.
See the reference table for the complete engine oil entries and their conditions.
Manual gearbox
See the reference table for the complete manual gearbox entries and their conditions.
Coolant
See the reference table for the complete coolant entries and their conditions.
Grades, filling conditions and capacities
| Engine oil options | |
|---|---|
| Ambient temperature range | ➞3°C |
| Engine oil grade SAE | 5W-30 |
| Engine oil classification API/ACEA | SG/A2 |
| Ambient temperature range | -25°C➞ |
| Engine oil grade SAE | 10W-30 |
| Engine oil classification API/ACEA | SG/A2 |
| Engine with filter(s) litres | 3.8 |
| Other lubricants and capacities | |
| Manual transmission oil grade SAE | — |
| Manual transmission oil grade | |
| Manual transmission oil classification | GL-4/5 |
| Manual transmission litres | 2.7 |
| Automatic transmission fluid Type | Dexron II/M-III |
| Automatic transmission (drain & refill) litres | 4.9 |
| Cooling system - total capacity litres | 6.0 |
| Brake fluid Type | DOT 3 |
| Clutch fluid Type | DOT 3 |
| Power steering fluid Type | Dexron II/M-III |
| Power steering fluid litres | 1.3 |
Brakes & wear limits
Brake disc thickness
Brake discs on the Mazda 323 323F 1.8 (1994–1998) are replaced at a minimum thickness of 20 mm (ventilated) front and 8 mm rear.
| Minimum disc thickness for replacement - ventilated Front | 20 mm |
|---|---|
| Minimum disc thickness for replacement Rear | 8 mm |
| Maximum drum diameter for replacement Rear | 201,5 mm |
Brake disc and drum dimensions
| Disc thickness variation Front | 0,015 mm |
|---|---|
| Disc thickness variation Rear | 0,015 mm |
| Disc runout Front | 0,10 mm |
| Disc runout Rear | 0,10 mm |
| Minimum pad thickness Front | 1 mm |
| Minimum pad thickness Rear | 1 mm |
| Minimum shoe thickness Rear | 1 mm |
| Parking brake travel No. of notches | 5-7 |
Service & electrical
Battery
The Mazda 323 323F 1.8 (1994–1998) uses a 12 V, 40 Ah battery (reserve capacity 50 minutes).
| Battery V/RC(Ah) | 12/50 (40) |
|---|
Spark plugs
The Mazda 323 323F 1.8 (1994–1998) uses Denso K16PR-U11 spark plugs with a 1,1 mm electrode gap.
| Spark plugs Original equipment | Denso |
|---|---|
| Spark plug Type | K16PR-U11 |
| Electrode gap mm | 1,1 |
| Spark plugs Make | Autolite |
| Spark plug Type | APP3924 |
| Electrode gap mm | 1,0 |
| Spark plugs Make | Beru |
| Spark plug Type | 14FR-8DUX |
| Electrode gap mm | 1,1 |
| Spark plugs Make | Bosch |
| Spark plug Type | FR8DCX+ |
| Electrode gap mm | 1,1 |
| Spark plugs Make | Champion |
| Spark plug Type | RC10YCC4 |
| Electrode gap mm | 1,1 |
| Spark plugs Make | NGK |
| Spark plug Type | BKR5E-11 |
| Electrode gap mm | 1,1 |
Tuning and emissions
| Tuning conditions | — |
|---|---|
| View more information | — |
| Ignition timing and idle speed | |
| Ignition timing - basic BTDC °Engine/rpm | 10±1/700±50 |
| Ignition advance checks °Engine/rpm | ECM Controlled |
| Idle speed rpm | 750±50 Not adjustable |
| Oil temperature °C | 60 |
| CO level at idle speed - tailpipe Vol. % CO | 0,5 Max Not adjustable |
| HC level at idle speed ppm | 100 |
| CO2 level at idle speed Vol. % CO2 | 14,5-16 |
| O2 level at idle speed Vol. % O2 | 0,1-0,5 |
| Increased idle speed for CO test rpm | 2500-2800 |
| CO content at increased idle speed Vol. % | 0,3 |
| Lambda at increased idle λ | 0,97-1,03 |
Starting and charging
| Starter motor Type | 0,9/1,1 kW |
|---|---|
| Maximum cranking amps A | 60-90 |
| Alternator Make | Mitsubishi |
| Alternator output A/V/rpm | 70/14/2000 |
| Regulated voltage V | 14,1-14,7 |
Service checks and adjustments
| Valve clearance - INLET mm | — |
|---|---|
| Valve clearances | |
| Valve clearance - EXHAUST mm | — |
| Compression pressure bar | 9,6-12,8 |
| Oil pressure bar/rpm | 3,4-4,4 /3000 |
| Radiator cap bar | 0,74-1,02 |
| Thermostat opens °C | 83-86 |
| Drive belt tension - alternator/PAS/AC mm | 5,5-7,0/8,0-9,0 |
| Drive belt tension - AC mm | 8,0-9,0 |
Fuel system
| Fuel pump delivery pressure bar | 5,0-6,3 |
|---|---|
| System pressure bar | 2,8-3,1 |
| Regulated pressure with vacuum bar | 2,0-2,4 |
| Engine coolant temperature (ECT) sensor Ohm/°C | 290-400/80 |
| Injector Ohm | 13,8 |
| Idle air control (IAC) valve/idle speed control (ISC) actuator Ohm | 7,7-9,3 |
| Lambda sensor (Oxygen) heater Ohm | 6,0 |
Tightening torques
Cylinder head bolt torque
The cylinder head bolts on the Mazda 323 323F 1.8 (1994–1998) are tightened in 2 stages: 30 Nm, then a final 55 Nm.
| Cylinder head | |
|---|---|
| Renew bolts | No |
| Tighten | 30 Nm |
| Tighten | 55 Nm |
| Tighten | 79±2 Nm |
| Cylinder head instructions | — |
|---|---|
| Other engine tightening torques | |
| Main bearings Renew bolts/nuts | No |
| Main bearings Stage 1 | 30 Nm |
| Main bearings Stage 2 | 56±2 Nm |
| Big end bearings Renew bolts/nuts | No |
| Big end bearings Stage 1 | 25 Nm |
| Big end bearings Stage 2 | 49±1 Nm |
| Oil pump to cylinder block | 22±3 Nm |
| Sump bolts | 10 Nm |
| Sump drain bolt | 36±5 Nm |
| Flywheel/driveplate | 100±2 Nm |
| Clutch pressure plate | 22±4 Nm |
| Crankshaft pulley/damper centre bolt | 162±4 Nm |
| Crankshaft pulley/damper bolts | 15±2 Nm |
| Camshaft sprocket/gear | 55±5 Nm |
| Camshaft carrier/cap | 13±1 Nm |
| Camshaft/rocker cover | 7±2 Nm |
| Inlet manifold to cylinder head | 22±3 Nm |
| Exhaust manifold to cylinder head | 43±3 Nm |
| Exhaust downpipe to manifold | 45±6 Nm |
| Water pump | 22±3 Nm |
| Spark plugs | 19±3 Nm |
| Fuel rail | 22±3 Nm |
| Engine coolant temperature (ECT) sensor | 8±1 Nm |
| Lambda sensor (Oxygen) | 40±9 Nm |
| Engine oil pressure switch | 15±2 Nm |
| Oil filter | 17 Nm |
| Chassis tightening torques | |
| Front hub | — |
| Front hub | |
| Rear hub | — |
| Rear hub | |
| Steering wheel | 45±5 Nm |
| Steering rack/box mounting | 45±7 Nm |
| Steering track rod end | 50±6 Nm |
| Brake caliper to carrier Front | 89±4 Nm |
| Brake caliper/carrier to hub Front | 54±4 Nm |
| Brake caliper/carrier to hub | |
| Brake caliper to carrier Rear | 53±7 Nm |
| Brake caliper/carrier to hub Rear | 53±7 Nm |
| Back plate to hub Rear | 57±9 Nm |
| ABS sensor Front | 22±3 Nm |
| ABS sensor Rear | 22±3 Nm |
| Road wheels | 108±19 Nm |
Air conditioning
| No. of AC service connectors | 2 |
|---|---|
| Air conditioning restrictor type | Expansion valve |
| Compressor clutch/magnetic coupling | Yes |
| Compressor variable displacement solenoid | No |
| Air conditioning refrigerant Type | R134a |
| Air conditioning refrigerant quantity grams | 750 |
| Refrigerant quantity | |
| Air conditioning oil group | PAG |
| Air conditioning oil Type | Atmos GU 10 |
| Air conditioning oil quantity cm³ | 175 |
| Oil quantity | |
| Air conditioning oil viscosity ISO | 46 |
Frequently asked questions
What is the firing order of the Mazda 323 323F 1.8?
The firing order for the Mazda 323 323F 1.8 (1994–1998) is 1-3-4-2.
What spark plugs does the Mazda 323 323F 1.8 use?
The Mazda 323 323F 1.8 (1994–1998) uses Denso K16PR-U11 spark plugs with a 1,1 mm electrode gap.
How much oil does the Mazda 323 323F 1.8 take?
The Mazda 323 323F 1.8 (1994–1998) takes 3.8 litres of engine oil with the filter. See the reference table for the complete engine oil entries and their conditions.
What is the cylinder head torque for the Mazda 323 323F 1.8?
The cylinder head bolts on the Mazda 323 323F 1.8 (1994–1998) are tightened in 2 stages: 30 Nm, then a final 55 Nm.
What is the minimum brake disc thickness for the Mazda 323 323F 1.8?
Brake discs on the Mazda 323 323F 1.8 (1994–1998) are replaced at a minimum thickness of 20 mm (ventilated) front and 8 mm rear.
What battery does the Mazda 323 323F 1.8 use?
The Mazda 323 323F 1.8 (1994–1998) uses a 12 V, 40 Ah battery (reserve capacity 50 minutes).