Mazda1992–1995Technical specifications

Xedos 6 1.6: Technical specifications

Workshop data for the 1.6-litre petrol (engine code B6). Covers engine, fluids, brakes, service, torques and air conditioning: the figures to check before a job or a parts order.

Summary

Match the engine code (B6) to the vehicle before ordering parts or applying these figures.

Vehicle specifications

Overview

Make: Mazda
Model: Xedos 6
Years: 1992–1995
Fuel: Petrol
Engine code: B6

Performance & efficiency

Power: 84 kW (114 hp)
Engine size: 1,598 cc
Cylinders: 4 · DOHC
Compression ratio: 9.4:1
Fuel system: Mazda

Fluids & capacities

Engine oil (with the filter): 3.6 litres

All 136 specifications below

Engine & identification

Vehicle identification

No. of cylinders Type	4/DOHC
Capacity (Fiscal) cc	1598 (1586)
Compression ratio :1	9,4
Suitable for unleaded petrol	Yes
Minimum octane rating RON	95
Ignition system Type	ESA
Ignition system Description	Map-DIS
Trigger location	Cam
Fuel system Make	Mazda
Fuel system Type	VICS
Fuel system Description	MFI-s
Air metering Type	Flow
Combined ignition and fuel ECM	Yes
Diagnostic socket	Yes

Ignition system

Ignition coil Make	Denso
Ignition coil supply voltage + with ballast V	11,0
Primary resistance Ohm	0,71-0,85
Secondary resistance Ohm	11000-15000

Firing order

The firing order for the Mazda Xedos 6 1.6 (1992–1995) is 1-3-4-2.

Firing order	1-3-4-2

Valve clearances

Valve clearances on the Mazda Xedos 6 1.6 (1992–1995) are hydraulic — they self-adjust, so no manual clearance figure applies.

Valve clearance - INLET mm	Hydraulic
Valve clearance - EXHAUST mm	Hydraulic

Engine oil & fluids

Engine oil

The Mazda Xedos 6 1.6 (1992–1995) takes 3.6 litres of engine oil with the filter.

See the reference table for the complete engine oil entries and their conditions.

Manual gearbox

The manual gearbox has a listed capacity of 2.7 litres. The specified oil is SAE 75W-90.

Coolant

The listed total cooling-system capacity is 6.0 litres.

Grades, filling conditions and capacities

Lubricants and capacities — complete reference
Engine oil options
Ambient temperature range	➞0°C
Engine oil grade SAE	5W-30
Engine oil classification API/ACEA	SJ/A2
Ambient temperature range	-25°C➞
Engine oil grade SAE	10W-30
Engine oil classification API/ACEA	SJ/A2
Engine with filter(s) litres	3.6
Other lubricants and capacities
Manual transmission oil grade SAE	75W-90
Manual transmission litres	2.7
Automatic transmission fluid Type	Dexron II
Automatic transmission (dry fill) litres	5.8
Cooling system - total capacity litres	6.0
Brake fluid Type	DOT 3
Power steering fluid Type	Dexron II
Power steering fluid litres	1.2-1.3

Brakes & wear limits

Brake disc thickness

Brake discs on the Mazda Xedos 6 1.6 (1992–1995) are replaced at a minimum thickness of 22 mm (ventilated) front and 8 mm rear.

Minimum disc thickness for replacement - ventilated Front	22 mm
Minimum disc thickness for replacement Rear	8 mm

Brake disc and drum dimensions

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

Ignition timing

Basic ignition timing for the Mazda Xedos 6 1.6 (1992–1995) is 10°±1° BTDC at 800 rpm.

Ignition timing and idle speed
Ignition timing - basic BTDC °Engine/rpm	10±1/800

Battery

The Mazda Xedos 6 1.6 (1992–1995) uses a 12 V, 58 Ah battery (reserve capacity 90 minutes).

Battery V/RC(Ah)	12/90 (58)

Spark plugs

The Mazda Xedos 6 1.6 (1992–1995) uses NGK BKR5E-11 spark plugs with a 1,1 mm electrode gap.

Spark plugs Original equipment	NGK
Spark plug Type	BKR5E-11
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-7DUX
Electrode gap mm	1,1
Spark plugs Make	Bosch
Spark plug Type	FR7DCX
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

Ignition timing and idle speed
Tuning conditions	—
View more information	—
Ignition advance checks °Engine/rpm	ECM Controlled
Idle speed rpm	800±50
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 Make	Mitsubishi
Starter motor Type	0,95 kW
Minimum starting voltage V	8
Maximum cranking amps A	157-191
Alternator Make	Mitsubishi
Alternator Type	70A
Alternator output A/V/rpm	70/14,5/3000
Regulated voltage V	13,8-14,4

Service checks and adjustments

Compression pressure bar	13,2
Oil pressure bar/rpm	2,9/3000
Radiator cap bar	0,75-1,02
Thermostat opens °C	85-88
Drive belt tension - alternator/PAS/AC mm	5,5-7,5/8-10

Fuel system

Fuel pump delivery pressure bar	4,9-6,3
System pressure bar	2,6-3,2
Engine coolant temperature (ECT) sensor Ohm/°C	290-350/80
Injector Ohm	12,0-16,0
Idle air control (IAC) valve/idle speed control (ISC) actuator Ohm	11,0-13,0
Lambda sensor (Oxygen) heater Ohm	6,0

Tightening torques

Cylinder head bolt torque

The cylinder head bolts on the Mazda Xedos 6 1.6 (1992–1995) are tightened in 3 stages: 20-30 Nm, then 40-60 Nm, then a final 76-81 Nm.

Cylinder head
Renew bolts	No
Tighten	20-30 Nm
Tighten	40-60 Nm
Tighten	76-81 Nm

Other engine tightening torques
Cylinder head instructions	—
Main bearings Renew bolts/nuts	No
Main bearings Stage 1	27 Nm
Main bearings Stage 2	54-58 Nm
Big end bearings Renew bolts/nuts	No
Big end bearings Stage 1	24 Nm
Big end bearings Stage 2	48-50 Nm
Oil pump to cylinder block	20-25 Nm
Sump bolts	—
Sump bolts
Sump drain bolt	30-40 Nm
Flywheel/driveplate	100 Nm/100 Nm
Clutch pressure plate	18-26 Nm
Crankshaft pulley/damper centre bolt	157-166 Nm
Camshaft sprocket/gear	50-60 Nm
Camshaft carrier/cap	11-14 Nm
Camshaft/rocker cover	5-9 Nm
Inlet manifold to cylinder head	20-25 Nm
Exhaust manifold to cylinder head	40-45 Nm
Spark plugs	15-22 Nm
Lambda sensor (Oxygen)	30-49 Nm
Knock sensor (KS)	20-34 Nm
Chassis tightening torques
Front hub	236-318 Nm
Rear hub	177-230 Nm
Steering track rod end	31-44 Nm
Brake caliper to carrier Front	47 Nm
Brake caliper/carrier to hub Front	90 Nm
Brake caliper to carrier Rear	37 Nm
Brake caliper/carrier to hub Rear	57 Nm
ABS sensor Front	20 Nm
ABS sensor Rear	20 Nm
Road wheels	88-118 Nm

Air conditioning

Oil quantity
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	700
Air conditioning oil group	PAG
Air conditioning oil Type	Atmos GU 10
Air conditioning oil quantity cm³	135±5
Air conditioning oil viscosity ISO	46

Frequently asked questions

What is the firing order of the Mazda Xedos 6 1.6?

The firing order for the Mazda Xedos 6 1.6 (1992–1995) is 1-3-4-2.

What spark plugs does the Mazda Xedos 6 1.6 use?

The Mazda Xedos 6 1.6 (1992–1995) uses NGK BKR5E-11 spark plugs with a 1,1 mm electrode gap.

How much oil does the Mazda Xedos 6 1.6 take?

The Mazda Xedos 6 1.6 (1992–1995) takes 3.6 litres of engine oil with the filter. See the reference table for the complete engine oil entries and their conditions.

What are the valve clearances for the Mazda Xedos 6 1.6?

Valve clearances on the Mazda Xedos 6 1.6 (1992–1995) are hydraulic — they self-adjust, so no manual clearance figure applies.

What is the cylinder head torque for the Mazda Xedos 6 1.6?

The cylinder head bolts on the Mazda Xedos 6 1.6 (1992–1995) are tightened in 3 stages: 20-30 Nm, then 40-60 Nm, then a final 76-81 Nm.

What is the ignition timing for the Mazda Xedos 6 1.6?

Basic ignition timing for the Mazda Xedos 6 1.6 (1992–1995) is 10°±1° BTDC at 800 rpm.