Engine & identification
Vehicle identification
| No. of cylinders Type | 4/DOHC |
|---|---|
| Capacity cc | 1686 |
| Compression ratio :1 | 18,4 |
Injection system
| Air metering Type | MAP |
|---|---|
| Fuel/injection pump assembly Make | Bosch |
| Pump type | Common rail |
Valve clearances
Valve clearances for the Honda Civic 1.7 CTDi (2002–2006) are 0,35-0,45 mm inlet and 0,35-0,45 mm exhaust, measured cold.
| Valve clearance - INLET mm | 0,35-0,45 cold |
|---|---|
| Valve clearance - EXHAUST mm | 0,35-0,45 cold |
Engine oil & fluids
Engine oil
The Honda Civic 1.7 CTDi (2002–2006) takes 5.8 litres of engine oil with the filter. The specified engine oil grade is SAE 5W-40 synthetic for all ambient temperatures, with API/ACEA classification CF/B3.
Manual gearbox
The manual gearbox has a listed capacity of 2.0 litres.
See the reference table for the complete manual gearbox entries and their conditions.
Coolant
The listed total cooling-system capacity is 5.3 litres.
Grades, filling conditions and capacities
| Engine oil options | |
|---|---|
| Ambient temperature range | All temperatures |
| Engine oil grade SAE | 5W-40 Synthetic |
| Engine oil classification API/ACEA | CF/B3 |
| Engine with filter(s) litres | 5.8 |
| Other lubricants and capacities | |
| Manual transmission oil grade SAE | Honda MTF |
| Manual transmission litres | 2.0 |
| Cooling system - total capacity litres | 5.3 |
| Brake fluid Type | DOT 4 |
Brakes & wear limits
Brake disc thickness
Brake discs on the Honda Civic 1.7 CTDi (2002–2006) are replaced at a minimum thickness of 21 mm (ventilated) front and 9 mm rear.
| Minimum disc thickness for replacement - ventilated Front | 21 mm |
|---|---|
| Minimum disc thickness for replacement Rear | 9 mm |
| Maximum drum diameter for replacement Rear | 221 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 |
| Minimum shoe thickness Rear | 2 mm |
| Parking brake travel No. of notches | 7-8 |
Service & electrical
Battery
The Honda Civic 1.7 CTDi (2002–2006) uses a 12 V, 20 Ah battery (reserve capacity 45 minutes).
| Battery V/RC(Ah) | 12/45 (20) |
|---|
Tuning and emissions
| Idle speed rpm | 850±50 |
|---|---|
| Oil temperature °C | 70 |
| Smoke opacity - EU limit m-1 (%) | 3,00 (73) |
| Smoke opacity - homologation value m-1 (%) | 2,50 (66) |
Starting and charging
| Alternator output A/V/rpm | 100/12/2000 |
|---|
Service checks and adjustments
| Compression pressure bar | 25,0 Min |
|---|---|
| Oil pressure bar/rpm | 1,3/ |
| Radiator cap bar | 0,90-1,20 |
| Thermostat opens °C | 83-87 |
Tightening torques
Cylinder head bolt torque
The cylinder head bolts on the Honda Civic 1.7 CTDi (2002–2006) are tightened in 3 stages: 39 Nm, then 60°, then a final 60°.
| Cylinder head | |
|---|---|
| Renew bolts | No |
| Tighten | 39 Nm |
| Tighten | 60° |
| Tighten | 60° |
| Cylinder head instructions | — |
|---|---|
| Other engine tightening torques | |
| Main bearings Renew bolts/nuts | No |
| Main bearings Stage 1 | 44 Nm |
| Main bearings Stage 2 | 88 Nm |
| Big end bearings Renew bolts/nuts | No |
| Big end bearings Stage 1 | 25 Nm |
| Big end bearings Stage 2 | 100° |
| Oil pump to cylinder block | 10 Nm |
| Sump bolts | 10 Nm |
| Sump drain bolt | 78 Nm |
| Flywheel/driveplate | 29 Nm+60° |
| Clutch pressure plate | 19 Nm |
| Crankshaft pulley/damper centre bolt | 196 Nm |
| Camshaft sprocket/gear | 64 Nm |
| Camshaft carrier/cap | — |
| Camshaft/rocker cover | 10 Nm |
| Inlet manifold to cylinder head | 25 Nm |
| Exhaust manifold to cylinder head | 36 Nm |
| Exhaust downpipe to manifold | 54 Nm |
| Injector pipe unions | 23 Nm |
| Fuel/injection pump sprocket/gear | 69 Nm |
| Fuel/injection pump flange | 20 Nm |
| Crankshaft position (CKP) sensor/engine speed (RPM) sensor | 12 Nm |
| Camshaft position (CMP) sensor | 37 Nm |
| Engine coolant temperature (ECT) sensor | 12 Nm |
| Knock sensor (KS) | 22 Nm |
| Engine oil pressure switch | 21 Nm |
| Chassis tightening torques | |
| Front hub | 181 Nm |
| Rear hub | 181 Nm |
| Steering track rod end | 43 Nm |
| Brake disc to hub Front | 10 Nm |
| Brake caliper to carrier Front | 27 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 |
| Back plate to hub Rear | 64 Nm |
| ABS sensor Front | 10 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 | DH-PS |
| Air conditioning oil quantity cm³ | 145±5 |
| Air conditioning oil viscosity ISO | 46 |
Frequently asked questions
How much oil does the Honda Civic 1.7 CTDi take?
The Honda Civic 1.7 CTDi (2002–2006) takes 5.8 litres of engine oil with the filter. The specified engine oil grade is SAE 5W-40 synthetic for all ambient temperatures, with API/ACEA classification CF/B3.
What are the valve clearances for the Honda Civic 1.7 CTDi?
Valve clearances for the Honda Civic 1.7 CTDi (2002–2006) are 0,35-0,45 mm inlet and 0,35-0,45 mm exhaust, measured cold.
What is the cylinder head torque for the Honda Civic 1.7 CTDi?
The cylinder head bolts on the Honda Civic 1.7 CTDi (2002–2006) are tightened in 3 stages: 39 Nm, then 60°, then a final 60°.
What is the minimum brake disc thickness for the Honda Civic 1.7 CTDi?
Brake discs on the Honda Civic 1.7 CTDi (2002–2006) are replaced at a minimum thickness of 21 mm (ventilated) front and 9 mm rear.
What battery does the Honda Civic 1.7 CTDi use?
The Honda Civic 1.7 CTDi (2002–2006) uses a 12 V, 20 Ah battery (reserve capacity 45 minutes).