Engine & identification
Vehicle identification
| No. of cylinders Type | 4/DOHC |
|---|---|
| Capacity (Fiscal) cc | 1987 |
| Compression ratio :1 | 10,5 |
| Suitable for unleaded petrol | Yes |
| Minimum octane rating RON | 91 |
| Ignition system Make | Toyota |
| Ignition system Description | Map-DI |
| Trigger location | Cam/Crankshaft |
| Fuel system Make | Toyota |
| Fuel system Description | MFI-s(i+d) |
| Air metering Type | Mass |
| 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 Toyota C-HR 2.0 Valvematic (2018–2023) is 1-3-4-2.
| Firing order | 1-3-4-2 |
|---|
Valve clearances
Valve clearances on the Toyota C-HR 2.0 Valvematic (2018–2023) 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 Toyota C-HR 2.0 Valvematic (2018–2023) takes 4.2 litres of engine oil with the filter.
See the reference table for the complete engine oil entries and their conditions.
Coolant
See the reference table for the complete coolant entries and their conditions.
Grades, filling conditions and capacities
| Engine oil options | |
|---|---|
| Ambient temperature range | All temperatures |
| Engine oil grade SAE | 0W-20 |
| Engine oil classification ILSAC | GF-4 |
| Engine oil classification API/ACEA | SM |
| Ambient temperature range | All temperatures |
| Engine oil grade SAE | 5W-20, 5W-30 |
| Engine oil classification ILSAC | GF-4 |
| Engine oil classification API/ACEA | SM |
| Ambient temperature range | -18°C➞ |
| Engine oil grade SAE | 10W-30 |
| Engine oil classification ILSAC | GF-4 |
| Engine oil classification API/ACEA | SM |
| Ambient temperature range | -12°C➞ |
| Engine oil grade SAE | 15W-40 |
| Engine oil classification ILSAC | GF-4 |
| Engine oil classification API/ACEA | SL |
| Engine with filter(s) litres | 4.2 |
| Other lubricants and capacities | |
| Automatic transmission fluid Type | Toyota CVT FE |
| Automatic transmission (drain & refill) litres | 2.0 |
| View more information | — |
| Ensure quantity of transmission fluid exceeds that held within the level tube. | |
| Automatic transmission (dry fill) litres | 7.2 |
| Coolant Type | Super long life |
| Coolant Colour | Pink |
| Cooling system - total capacity litres | 5.7 |
| Brake fluid Type | DOT 3/4 |
| Clutch fluid Type | DOT 3/4 |
Brakes & wear limits
Brake disc thickness
Brake discs on the Toyota C-HR 2.0 Valvematic (2018–2023) are replaced at a minimum thickness of 25 mm (ventilated) front and 10,5 mm rear.
| Minimum disc thickness for replacement - ventilated Front | 25 mm |
|---|---|
| Minimum disc thickness for replacement Rear | 10,5 mm |
Brake disc and drum dimensions
| Disc runout Front | 0,05 mm |
|---|---|
| Disc runout Rear | 0,15 mm |
| Minimum pad thickness Front | 1 mm |
| Minimum pad thickness Rear | 1 mm |
Service & electrical
Battery
The Toyota C-HR 2.0 Valvematic (2018–2023) uses a 12 V, 46 Ah battery.
| Battery V/RC(Ah) | 12 (46) |
|---|
Tuning and emissions
| Tuning conditions | — |
|---|---|
| View more information | — |
| Ignition timing | |
| Ignition timing - basic BTDC °Engine/rpm | 10±2/760±50 Not adjustable |
| Ignition advance checks °Engine/rpm | ECM Controlled |
| Idle speed rpm | 760±50 Not adjustable |
| CO level at idle speed - tailpipe Vol. % CO | Not adjustable |
Service checks and adjustments
| Compression pressure bar | 9,8-13,7 |
|---|---|
| Oil pressure bar/rpm | 1,5-4,0/3000 |
| Radiator cap bar | 0,79-1,22 |
| Thermostat opens °C | 78-82 |
Fuel system
| Fuel feed/lift pump delivery pressure bar | 3,0-3,4 |
|---|---|
| Engine coolant temperature (ECT) sensor Ohm/°C | 310-326/80 |
| Crankshaft position (CKP) sensor/engine speed (RPM) sensor Ohm | 1630-2740 |
| Injector Ohm | 11,6-12,4 |
| Lambda sensor (Oxygen) heater Ohm | — |
| Lambda sensor (Oxygen) heater | |
| Throttle motor Ohm | 0,3-100 |
Spark plugs
| Spark plugs Original equipment | Denso |
|---|---|
| Spark plug Type | SC16HR11 |
| Electrode gap mm | 1,0-1,1 |
Tightening torques
Cylinder head bolt torque
The cylinder head bolts on the Toyota C-HR 2.0 Valvematic (2018–2023) are tightened in 4 stages: 24 Nm, then 49 Nm, then 90°, then a final 45°.
| Cylinder head | |
|---|---|
| Tighten | 24 Nm |
| Tighten | 49 Nm |
| Tighten | 90° |
| Tighten | 45° |
| Cylinder head instructions | — |
|---|---|
| View more information | — |
| Other engine tightening torques | |
| Main bearings Renew bolts/nuts | — |
| View more information | — |
| Main bearings | |
| Main bearings Stage 1 | 40 Nm |
| Main bearings Stage 2 | 90° |
| Big end bearings Renew bolts/nuts | — |
| View more information | — |
| Big end bearings | |
| Big end bearings Stage 1 | 20 Nm |
| Big end bearings Stage 2 | 90° |
| Oil pump to cylinder block | 21 Nm |
| Sump bolts | — |
| View more information | — |
| Wait 2 hours before starting engine or filling engine with oil to allow sealant to dry. | |
| Sump drain bolt | 37 Nm |
| Flywheel/driveplate | -/88 Nm |
| Flywheel/driveplate | |
| Crankshaft pulley/damper centre bolt | 190 Nm |
| Camshaft sprocket/gear | 54 Nm |
| Camshaft carrier/cap | 27 Nm |
| View more information | — |
| Assemble components within 3 minutes and tighten bolts within 10 minutes. Do not start engine for 2 hours. | |
| Camshaft/rocker cover | 10 Nm |
| View more information | — |
| Wait 2 hours before starting engine or filling engine with oil to allow sealant to dry. | |
| Inlet manifold to cylinder head | 28 Nm |
| Exhaust manifold to cylinder head | 26 Nm |
| Exhaust downpipe to manifold | 43 Nm |
| Water pump | — |
| Water pump | |
| Spark plugs | 20 Nm |
| Fuel rail | 21 Nm |
| Crankshaft position (CKP) sensor/engine speed (RPM) sensor | 10 Nm |
| Camshaft position (CMP) sensor | 10 Nm |
| Engine coolant temperature (ECT) sensor | 20 Nm |
| Lambda sensor (Oxygen) | 44 Nm |
| Knock sensor (KS) | 21 Nm |
| Engine oil pressure switch | 15 Nm |
| Oil filter | 25 Nm |
| Chassis tightening torques | |
| Front hub | 216 Nm |
| Front hub - wheel bearing housing bolts | 130 Nm |
| Rear hub - wheel bearing housing bolts | 90 Nm |
| Steering wheel | 50 Nm |
| Steering rack/box mounting | 133 Nm |
| Steering track rod end | 49 Nm |
| Steering track rod end | |
| Brake caliper to carrier Front | 32 Nm |
| Brake caliper to carrier | |
| Brake caliper/carrier to hub Front | 107 Nm |
| Brake caliper to carrier Rear | 35 Nm |
| Brake caliper/carrier to hub Rear | 107 Nm |
| ABS sensor Front | 9 Nm |
| ABS sensor Rear | 9 Nm |
| Road wheels | 103 Nm |
Air conditioning
| No. of AC service connectors | 2 |
|---|---|
| Air conditioning restrictor type | Expansion valve |
| Compressor clutch/magnetic coupling | No |
| Compressor variable displacement solenoid | Yes |
| Air conditioning refrigerant Type | — |
| Do not mix R134a with R1234yf. | |
| Air conditioning refrigerant quantity grams | R134a=410±30 R1234yf=380±30 |
Frequently asked questions
What is the firing order of the Toyota C-HR 2.0 Valvematic?
The firing order for the Toyota C-HR 2.0 Valvematic (2018–2023) is 1-3-4-2.
How much oil does the Toyota C-HR 2.0 Valvematic take?
The Toyota C-HR 2.0 Valvematic (2018–2023) takes 4.2 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 Toyota C-HR 2.0 Valvematic?
Valve clearances on the Toyota C-HR 2.0 Valvematic (2018–2023) are hydraulic — they self-adjust, so no manual clearance figure applies.
What is the cylinder head torque for the Toyota C-HR 2.0 Valvematic?
The cylinder head bolts on the Toyota C-HR 2.0 Valvematic (2018–2023) are tightened in 4 stages: 24 Nm, then 49 Nm, then 90°, then a final 45°.
What is the minimum brake disc thickness for the Toyota C-HR 2.0 Valvematic?
Brake discs on the Toyota C-HR 2.0 Valvematic (2018–2023) are replaced at a minimum thickness of 25 mm (ventilated) front and 10,5 mm rear.
What battery does the Toyota C-HR 2.0 Valvematic use?
The Toyota C-HR 2.0 Valvematic (2018–2023) uses a 12 V, 46 Ah battery.