Toyota1990–2000Technical specifications

Previa 2.4: Technical specifications

Workshop data for the 2.4-litre petrol (engine code 2TZ-FE). Covers engine, fluids, brakes, service, torques and air conditioning: the figures to check before a job or a parts order.

Common faults & fixes

Summary

Match the engine code (2TZ-FE) to the vehicle before ordering parts or applying these figures.

Vehicle specifications

Overview

Make: Toyota
Model: Previa
Years: 1990–2000
Fuel: Petrol
Engine code: 2TZ-FE

Performance & efficiency

Power: 97 kW (132 hp)
Engine size: 2,438 cc
Cylinders: 4 · DOHC
Compression ratio: 9.3:1
Fuel system: Toyota

Fluids & capacities

Engine oil (with the filter): 5.8 litres

All 144 specifications below

Engine & identification

Vehicle identification

No. of cylinders Type	4/DOHC
Capacity (Fiscal) cc	2438
Compression ratio :1	9,3
Suitable for unleaded petrol	Yes
Minimum octane rating RON	95
Ignition system Type	ESA
Ignition system Description	Map-i
Trigger location	Distributor
Fuel system Make	Toyota
Fuel system Type	TCCS
Fuel system Description	MFI-i
Air metering Type	Flow 1996-= MAP
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	0,4-0,5
Secondary resistance Ohm	10000-14000
Distributor (ECM) Make	Denso
Contact breaker gap/trigger air gap mm	0,2-0,4

Firing order

The firing order for the Toyota Previa 2.4 (1990–2000) is 1-3-4-2.

Firing order	1-3-4-2

Valve clearances

Valve clearances for the Toyota Previa 2.4 (1990–2000) are 0,15-0,25 mm inlet and 0,25-0,35 mm exhaust, measured cold.

Valve clearance - INLET mm	0,15-0,25 cold
Valve clearance - EXHAUST mm	0,25-0,35 cold

Engine oil & fluids

Engine oil

The Toyota Previa 2.4 (1990–2000) takes 5.8 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 2.2 litres. The specified oil is SAE 75W-90.

Coolant

The listed total cooling-system capacity is 11.6 litres.

Grades, filling conditions and capacities

Lubricants and capacities — complete reference
Engine oil options
Ambient temperature range	-29°C➞10°C
Engine oil grade SAE	5W-30
Engine oil classification API/ACEA	SJ/A1, A3
Ambient temperature range	-18°C➞38°C
Engine oil grade SAE	10W-30
Engine oil classification API/ACEA	SJ/A1, A3
Ambient temperature range	-12°C➞38°C
Engine oil grade SAE	15W-40
Engine oil classification API/ACEA	SJ/A2
Ambient temperature range	-12°C➞38°C
Engine oil grade SAE	20W-50
Engine oil classification API/ACEA	SJ/A2
Engine with filter(s) litres	5.8
Other lubricants and capacities
Manual transmission oil grade SAE	75W-90
Manual transmission litres	2.2
Automatic transmission fluid Type	Dexron II
Automatic transmission (drain & refill) litres	2.3
Automatic transmission (dry fill) litres	6.4
Differential oil grade - rear SAE	90W
Differential rear litres	1.5
Cooling system - total capacity litres	11.6
Brake fluid Type	DOT 3
Power steering fluid Type	Dexron III
Power steering fluid litres	1.0

Brakes & wear limits

Brake disc thickness

Brake discs on the Toyota Previa 2.4 (1990–2000) are replaced at a minimum thickness of 20 mm (ventilated) front and 16,5 mm rear.

Minimum disc thickness
Minimum disc thickness for replacement - ventilated Front	20 mm
Minimum disc thickness for replacement Rear	16,5 mm
Maximum drum diameter for replacement Rear	256 mm

Brake disc and drum dimensions

Minimum disc thickness
Disc runout Front	0,07 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	4-5

Service & electrical

Ignition timing

Basic ignition timing for the Toyota Previa 2.4 (1990–2000) is 5° BTDC at 700 rpm.

Ignition timing
Ignition timing - basic BTDC °Engine/rpm	5/700
Ignition timing - alternative °Engine/rpm	AT=5/750

Battery

The Toyota Previa 2.4 (1990–2000) uses a 12 V, 65 Ah battery (reserve capacity 110 minutes).

Battery V/RC(Ah)	12/110 (65)

Spark plugs

The Toyota Previa 2.4 (1990–2000) uses NGK BKR5EP-11 spark plugs with a 1,1 mm electrode gap.

Spark plugs Original equipment	NGK
Spark plug Type	BKR5EP-11
Electrode gap mm	1,1
Spark plugs Make	Bosch
Spark plug Type	FR7DP1X
Electrode gap mm	1,1
Spark plugs Make	Champion
Spark plug Type	RC7YCC4
Electrode gap mm	1,1
Spark plugs Make	NGK
Spark plug Type	BKR5EP-11
Electrode gap mm	1,1

Tuning and emissions

Ignition timing
Tuning conditions	—
View more information	—
Ignition advance checks °Engine/rpm	ECM Controlled
Idle speed rpm	700 Not adjustable
Idle speed - alternative rpm	AT=750 Not adjustable
Oil temperature °C	80
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	2400-2600
CO content at increased idle speed Vol. %	0,3
Lambda at increased idle λ	0,98-1,02

Starting and charging

Starter motor Make	Denso
Starter motor Type	12V-1,6 kW
Minimum starting voltage V	8
Maximum cranking amps A	176-215
Alternator Make	Nippon Denso
Alternator Type	12V 60A
Alternator output A/V/rpm	30/13,9/2000
Voltage regulator Type	IC
Regulated voltage V	13,9-15,1

Service checks and adjustments

Compression pressure bar	8,8-12,3
Oil pressure bar/rpm	2,5-5,0/3000
Radiator cap bar	0,75-1,05
Thermostat opens °C	80-84
Drive belt tension - alternator/PAS/AC mm	4-6/7-9

Fuel system

System pressure bar	2,7-3,1
Regulated pressure with vacuum bar	2,1-2,5
Engine coolant temperature (ECT) sensor Ohm/°C	200-400/80
Crankshaft position (CKP) sensor/engine speed (RPM) sensor Ohm	140-220
Injector Ohm	13,4-14,2
Idle air control (IAC) valve/idle speed control (ISC) actuator Ohm	19,0-23,0
Lambda sensor (Oxygen) heater Ohm	5,1-6,3

Tightening torques

Cylinder head bolt torque

The cylinder head bolts on the Toyota Previa 2.4 (1990–2000) are tightened in 4 stages: 20 Nm, then 39 Nm, then 90°, then a final 90°.

Cylinder head
Renew bolts	No
Tighten	20 Nm
Tighten	39 Nm
Tighten	90°
Tighten	90°

Other engine tightening torques
Cylinder head instructions	—
Main bearings Renew bolts/nuts	No
Main bearings Stage 1	39 Nm
Main bearings Stage 2	90°
Big end bearings Renew bolts/nuts	No
Big end bearings Stage 1	29 Nm
Big end bearings Stage 2	90°
Oil pump to cylinder block	8 Nm
Sump bolts	5 Nm
Sump drain bolt	25 Nm
Flywheel/driveplate	88 Nm/74 Nm
Clutch pressure plate	19 Nm
Crankshaft pulley/damper centre bolt	260 Nm
Camshaft sprocket/gear	74 Nm
Camshaft carrier/cap	16 Nm
Camshaft/rocker cover	7-8 Nm
Inlet manifold to cylinder head	21 Nm
Exhaust manifold to cylinder head	49 Nm
Spark plugs	20 Nm
Chassis tightening torques
Front hub	199 Nm
Rear hub	275 Nm
Steering track rod end	49 Nm
Brake caliper to carrier Front	36 Nm
Brake caliper/carrier to hub Front	88 Nm
Brake caliper to carrier Rear	25 Nm
Brake caliper/carrier to hub Rear	88 Nm
Back plate to hub Rear	69 Nm
ABS sensor Front	8 Nm
ABS sensor Rear	8 Nm
Road wheels	103 Nm

Air conditioning

Refrigerant 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	R12
Air conditioning refrigerant quantity grams	950±50
Air conditioning oil Type	Dens Oil 6

Frequently asked questions

What is the firing order of the Toyota Previa 2.4?

The firing order for the Toyota Previa 2.4 (1990–2000) is 1-3-4-2.

What spark plugs does the Toyota Previa 2.4 use?

The Toyota Previa 2.4 (1990–2000) uses NGK BKR5EP-11 spark plugs with a 1,1 mm electrode gap.

How much oil does the Toyota Previa 2.4 take?

The Toyota Previa 2.4 (1990–2000) takes 5.8 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 Toyota Previa 2.4?

Valve clearances for the Toyota Previa 2.4 (1990–2000) are 0,15-0,25 mm inlet and 0,25-0,35 mm exhaust, measured cold.

What is the cylinder head torque for the Toyota Previa 2.4?

The cylinder head bolts on the Toyota Previa 2.4 (1990–2000) are tightened in 4 stages: 20 Nm, then 39 Nm, then 90°, then a final 90°.

What is the ignition timing for the Toyota Previa 2.4?

Basic ignition timing for the Toyota Previa 2.4 (1990–2000) is 5° BTDC at 700 rpm.