Honda1986–1989Technical specifications

Integra 1.5: Technical specifications

Workshop data for the 1.5-litre petrol (engine code D15A). 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 (D15A) to the vehicle before ordering parts or applying these figures.

Vehicle specifications

Overview

Make: Honda
Model: Integra
Years: 1986–1989
Fuel: Petrol
Engine code: D15A

Performance & efficiency

Power: 63 kW (86 hp)
Engine size: 1,488 cc
Cylinders: 4 · OHC
Compression ratio: 8.7:1
Fuel system: Keihin

Fluids & capacities

Engine oil (with the filter): 3.5 litres

All 117 specifications below

Engine & identification

Vehicle identification

No. of cylinders Type	4/OHC
Capacity (Fiscal) cc	1488 (1477)
Compression ratio :1	8,7
Suitable for unleaded petrol	Yes
Minimum octane rating RON	91
Ignition system Type	TSZ-i
Ignition system Description	Trans-i
Trigger location	Distributor
Fuel system Make	Keihin
Fuel system Description	Carb-2V
Diagnostic socket	No

Ignition system

Ignition coil Make	Nippon Denso
Ignition coil supply voltage + with ballast V	12,0
Primary resistance Ohm	1,21-1,48
Secondary resistance Ohm	9000-13550
Distributor (ECM) Make	Denso

Firing order

The firing order for the Honda Integra 1.5 (1986–1989) is 1-3-4-2.

Firing order	1-3-4-2

Valve clearances

Valve clearances for the Honda Integra 1.5 (1986–1989) are 0,17-0,22 mm inlet and 0,22-0,27 mm exhaust, measured cold.

Valve clearance - INLET mm	0,17-0,22 cold
Valve clearance - EXHAUST mm	0,22-0,27 cold

Engine oil & fluids

Engine oil

The Honda Integra 1.5 (1986–1989) takes 3.5 litres of engine oil with the filter.

A listed engine oil option is SAE 5W-30 for cold climates, with API/ACEA classification SF/A2.

A listed engine oil option is SAE 10W-30 for moderate climates, with API/ACEA classification SF/A2.

A listed engine oil option is SAE 10W-40 as an alternative for moderate climates, with API/ACEA classification SF/A2.

A listed engine oil option is SAE 20W-40 for hot climates, with API/ACEA classification SF/A2.

Manual gearbox

The manual gearbox has a listed capacity of 2.3 litres.

See the reference table for the complete manual gearbox entries and their conditions.

Coolant

The listed total cooling-system capacity is 4.6 litres.

Grades, filling conditions and capacities

Lubricants and capacities — complete reference
Engine oil options
Ambient temperature range	Cold climate
Engine oil grade SAE	5W-30
Engine oil classification API/ACEA	SF/A2
Ambient temperature range	Moderate climate
Engine oil grade SAE	10W-30
Engine oil classification API/ACEA	SF/A2
Ambient temperature range	Moderate climate alternative
Engine oil grade SAE	10W-40
Engine oil classification API/ACEA	SF/A2
Ambient temperature range	Hot climate
Engine oil grade SAE	20W-40
Engine oil classification API/ACEA	SF/A2
Engine with filter(s) litres	3.5
Other lubricants and capacities
Manual transmission oil grade SAE	10W-30, 10W-40
Manual transmission litres	2.3
Automatic transmission fluid Type	Dexron II
Automatic transmission (drain & refill) litres	2.4
Cooling system - total capacity litres	4.6

Brakes & wear limits

Brake disc thickness

Brake discs on the Honda Integra 1.5 (1986–1989) are replaced at a minimum thickness of 17 mm (ventilated) front and 8 mm rear.

Minimum disc thickness for replacement - ventilated Front	17 mm
Minimum disc thickness for replacement Rear	8 mm
Maximum drum diameter for replacement Rear	201 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	0,15 mm
Minimum pad thickness Front	1,6 mm
Minimum pad thickness Rear	1,6 mm
Minimum shoe thickness Rear	2 mm
Parking brake travel No. of notches	4-8

Service & electrical

Ignition timing

Basic ignition timing for the Honda Integra 1.5 (1986–1989) is 14°±2° BTDC at 750 rpm.

Ignition timing	With vacuum
Ignition timing - basic BTDC °Engine/rpm	14±2/750

Battery

The Honda Integra 1.5 (1986–1989) uses a 12 V, 45 Ah battery (reserve capacity 65 minutes).

Battery V/RC(Ah)	12/65 (45)

Spark plugs

The Honda Integra 1.5 (1986–1989) uses Autolite 3923 spark plugs with a 1,1 mm electrode gap.

Spark plugs Original equipment	NGK
Spark plug Type	BPR6EY-11
Electrode gap mm	1,0-1,1
Spark plugs Make	Autolite
Spark plug Type	3923
Electrode gap mm	1,1
Spark plugs Make	Bosch
Spark plug Type	WR7DCX
Electrode gap mm	1,1
Spark plugs Make	Champion
Spark plug Type	RN9YCC4
Electrode gap mm	1,1
Spark plugs Make	NGK
Spark plug Type	BPR6EY-11
Electrode gap mm	1,1

Tuning and emissions

Idle speed rpm	750
Idle speed - alternative rpm	AT=700 PAS=800
Fast idle speed - MT/AT rpm	1500-2500
Oil temperature °C	60
CO level at idle speed - tailpipe Vol. % CO	1,0 Max
HC level at idle speed ppm	300
CO2 level at idle speed Vol. % CO2	13-16
O2 level at idle speed Vol. % O2	0,5-2,0

Starting and charging

Starter motor Make	Denso
Starter motor Type	12V-14kW
Minimum starting voltage V	8,5 Min
Maximum cranking amps A	122-149
Alternator Make	Nippon Denso
Alternator Type	12V 60A
Alternator output A/V/rpm	65/13,5/3000
Regulated voltage V	13,9-15,1

Service checks and adjustments

Compression pressure bar	10,0-12,0
Oil pressure bar/rpm	3,4-4,2/3000
Radiator cap bar	0,75-1,05
Thermostat opens °C	76-78
Drive belt tension - alternator/PAS/AC mm	6-9/18-22

Fuel system

Fuel pump delivery pressure bar	0,18-0,27

Tightening torques

Cylinder head bolt torque

The cylinder head bolts on the Honda Integra 1.5 (1986–1989) are tightened in 2 stages: 30 Nm, then a final 60 Nm.

Cylinder head
Renew bolts	No
Tighten	30 Nm
Tighten	60 Nm

Other engine tightening torques
Cylinder head instructions	—
Main bearings Renew bolts/nuts	No
Main bearings Stage 1	25 Nm
Main bearings Stage 2	50 Nm
Big end bearings Renew bolts/nuts	No
Big end bearings Stage 1	14 Nm
Big end bearings Stage 2	28 Nm
Oil pump to cylinder block	12 Nm
Sump bolts	1)6 Nm 2)12 Nm
Sump drain bolt	45 Nm
Flywheel/driveplate	120 Nm/75 Nm
Clutch pressure plate	26 Nm
Crankshaft pulley/damper centre bolt	115 Nm
Camshaft sprocket/gear	38 Nm
Camshaft carrier/cap	—
Camshaft carrier caps
Camshaft/rocker cover	10 Nm
Inlet manifold to cylinder head	22 Nm
Exhaust manifold to cylinder head	32 Nm
Spark plugs	18 Nm
Chassis tightening torques
Front hub	185 Nm
Rear hub	185 Nm
Steering track rod end	44 Nm
Brake caliper to carrier Front	45 Nm
Brake caliper/carrier to hub Front	78 Nm
Back plate to hub Rear	45 Nm
Road wheels	110 Nm

Air conditioning

Air conditioning refrigerant Type	R12
Air conditioning refrigerant quantity grams	900±50
Air conditioning oil quantity cm³	—

Frequently asked questions

What is the firing order of the Honda Integra 1.5?

The firing order for the Honda Integra 1.5 (1986–1989) is 1-3-4-2.

What spark plugs does the Honda Integra 1.5 use?

The Honda Integra 1.5 (1986–1989) uses Autolite 3923 spark plugs with a 1,1 mm electrode gap.

How much oil does the Honda Integra 1.5 take?

The Honda Integra 1.5 (1986–1989) takes 3.5 litres of engine oil with the filter. A listed engine oil option is SAE 5W-30 for cold climates, with API/ACEA classification SF/A2. A listed engine oil option is SAE 10W-30 for moderate climates, with API/ACEA classification SF/A2. A listed engine oil option is SAE 10W-40 as an alternative for moderate climates, with API/ACEA classification SF/A2. A listed engine oil option is SAE 20W-40 for hot climates, with API/ACEA classification SF/A2.

What are the valve clearances for the Honda Integra 1.5?

Valve clearances for the Honda Integra 1.5 (1986–1989) are 0,17-0,22 mm inlet and 0,22-0,27 mm exhaust, measured cold.

What is the cylinder head torque for the Honda Integra 1.5?

The cylinder head bolts on the Honda Integra 1.5 (1986–1989) are tightened in 2 stages: 30 Nm, then a final 60 Nm.

What is the ignition timing for the Honda Integra 1.5?

Basic ignition timing for the Honda Integra 1.5 (1986–1989) is 14°±2° BTDC at 750 rpm.