Honda2003–2006Technical specifications

Civic 1.3 Hybrid IMA: Technical specifications

Workshop data for the 1.3-litre petrol (engine code LDA1). 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 (LDA1) to the vehicle before ordering parts or applying these figures.

Vehicle specifications

Overview

Make: Honda
Model: Civic
Years: 2003–2006
Fuel: Petrol
Engine code: LDA1

Performance & efficiency

Power: 61 kW (83 hp)
Engine size: 1,339 cc
Cylinders: 4 · OHC
Compression ratio: 10.8:1
Fuel system: Honda

Fluids & capacities

Engine oil (with the filter): 3.2 litres

All 87 specifications below

Engine & identification

Vehicle identification

No. of cylinders Type	4/OHC
Capacity (Fiscal) cc	1339
Compression ratio :1	10,8
Suitable for unleaded petrol	Yes
Minimum octane rating RON	95
Ignition system Make	Honda
Ignition system Type	PGM-FI
Ignition system Description	Map-DI
Trigger location	Cam/Crankshaft
Fuel system Make	Honda
Fuel system Type	PGM-FI
Fuel system Description	MFI-s
Air metering Type	MAP
Combined ignition and fuel ECM	Yes
Diagnostic socket	Yes

Ignition system

Ignition coil supply voltage + with ballast V	12,0

Firing order

The firing order for the Honda Civic 1.3 Hybrid IMA (2003–2006) is 1-3-4-2.

Firing order	1-3-4-2

Valve clearances

Valve clearances for the Honda Civic 1.3 Hybrid IMA (2003–2006) are 0,15-0,19 mm inlet and 0,24-0,28 mm exhaust, measured cold.

Valve clearance - INLET mm	0,15-0,19 cold
Valve clearance - EXHAUST mm	0,24-0,28 cold

Engine oil & fluids

Engine oil

The Honda Civic 1.3 Hybrid IMA (2003–2006) takes 3.2 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

Lubricants and capacities — complete reference
Engine oil options
Ambient temperature range	All temperatures
Engine oil grade SAE	0W-20
Engine oil classification API/ACEA	SL/A1, A3
Engine with filter(s) litres	3.2
Other lubricants and capacities
Manual transmission oil grade SAE	—
Gearbox oil grade
Manual transmission litres	1.5
Coolant Type	Honda type 2
Cooling system - total capacity litres	4.1
Brake fluid Type	DOT 3/4

Brakes & wear limits

Brake disc thickness

Brake discs on the Honda Civic 1.3 Hybrid IMA (2003–2006) are replaced at a minimum thickness of 19 mm (ventilated) front and 8 mm rear.

Minimum disc thickness for replacement - ventilated Front	19 mm
Minimum disc thickness for replacement Rear	8 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	1,6 mm
Minimum pad thickness Rear	1,6 mm
Parking brake travel No. of notches	7-8

Service & electrical

Tuning and emissions

Idle speed
Tuning conditions	—
Ignition timing - basic BTDC °Engine/rpm	10±2/750 Not adjustable
Ignition advance checks °Engine/rpm	ECM Controlled
Idle speed rpm	700±50
Oil temperature °C	90
CO level at idle speed - tailpipe Vol. % CO	0,1 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	2250-2750
CO content at increased idle speed Vol. %	0,3
Lambda at increased idle λ	0,97-1,03

Service checks and adjustments

Compression pressure bar	9,8
Oil pressure bar/rpm	3,4/3000
Radiator cap bar	0,93-1,23
Thermostat opens °C	80-84

Fuel system

System pressure bar	2,7-3,2

Spark plugs

Spark plugs Original equipment	Denso
Spark plug Type	SK16PR-L11
Electrode gap mm	1,0-1,1
Spark plugs Make	NGK
Spark plug Type	1FR5G-11K
Electrode gap mm	1,0-1,1

Tightening torques

Cylinder head bolt torque

The cylinder head bolts on the Honda Civic 1.3 Hybrid IMA (2003–2006) are tightened in 3 stages: 15 Nm, then 29 Nm, then a final 130°.

Cylinder head
Renew bolts	No
Tighten	15 Nm
Tighten	29 Nm
Tighten	130°

Other engine tightening torques
Cylinder head instructions	—
Sump drain bolt	39 Nm
Flywheel/driveplate	44 Nm
Clutch pressure plate	25 Nm
Crankshaft pulley/damper centre bolt	—
Crankshaft pulley/damper centre bolt
Camshaft sprocket/gear	56 Nm
Camshaft carrier/cap	—
Camshaft carrier caps
Spark plugs	18 Nm
Oil filter	12 Nm
Chassis tightening torques
Front hub	181 Nm
Rear hub	181 Nm
Brake disc to hub Front	10 Nm
Brake caliper to carrier Front	22 Nm
Brake caliper/carrier to hub Front	108 Nm
Brake disc to hub Rear	10 Nm
Brake caliper to carrier Rear	23 Nm
Brake caliper/carrier to hub Rear	55 Nm
Road wheels	108 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	525±25
Air conditioning oil group	PAG
Air conditioning oil Type	SP10
Air conditioning oil quantity cm³	140±10
Air conditioning oil viscosity ISO	46

Frequently asked questions

What is the firing order of the Honda Civic 1.3 Hybrid IMA?

The firing order for the Honda Civic 1.3 Hybrid IMA (2003–2006) is 1-3-4-2.

How much oil does the Honda Civic 1.3 Hybrid IMA take?

The Honda Civic 1.3 Hybrid IMA (2003–2006) takes 3.2 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 Honda Civic 1.3 Hybrid IMA?

Valve clearances for the Honda Civic 1.3 Hybrid IMA (2003–2006) are 0,15-0,19 mm inlet and 0,24-0,28 mm exhaust, measured cold.

What is the cylinder head torque for the Honda Civic 1.3 Hybrid IMA?

The cylinder head bolts on the Honda Civic 1.3 Hybrid IMA (2003–2006) are tightened in 3 stages: 15 Nm, then 29 Nm, then a final 130°.

What is the minimum brake disc thickness for the Honda Civic 1.3 Hybrid IMA?

Brake discs on the Honda Civic 1.3 Hybrid IMA (2003–2006) are replaced at a minimum thickness of 19 mm (ventilated) front and 8 mm rear.