Land Rover   ·   2020–2026

Discovery 3 P360 MHEV: Technical specifications

Technical specifications (2020–2026)

The Land Rover Discovery (L462) 3 P360 MHEV is the 3-litre petrol variant, engine code AJ20P6H, built from 2020 to 2026. Quick answers and key figures below, then the full workshop tables.

Engine codeAJ20P6H
Power265 kW (360 hp)@ 5500 rpm
FuelPetrol
Cylinders6
Oil capacity8,82litres · with the filter

Engine & identification

Vehicle identification

No. of cylinders Type6/DOHC
Capacity (Fiscal) cc2996
Compression ratio :110,5
Suitable for unleaded petrolYes
Minimum octane rating RON95
Ignition system DescriptionMap-DI
Trigger locationCam/Crankshaft
Fuel system DescriptionMFI-s(d)
Air metering TypeMass/MAP
Combined ignition and fuel ECMYes
Diagnostic socketYes

Ignition system

Ignition coil supply voltage + with ballast V12,0

Firing order

The firing order for the Land Rover Discovery 3 P360 MHEV (2020–2026) is 1-5-3-6-2-4.

Firing order1-5-3-6-2-4

Valve clearances

Valve clearances on the Land Rover Discovery 3 P360 MHEV (2020–2026) are hydraulic — they self-adjust, so no manual clearance figure applies.

Valve clearance - INLET mmHydraulic
Valve clearance - EXHAUST mmHydraulic

Engine oil & fluids

Engine oil

The Land Rover Discovery 3 P360 MHEV (2020–2026) takes 8.82 litres of engine oil with the filter. The specified engine oil grade is SAE 0W-20 synth for all ambient temperatures, with oil specification STJLR.03.5006.

Coolant

The listed coolant type is Havoline XLC. The recorded coolant colour is Orange. The listed total cooling-system capacity is 14.2-16.4 litres.

Grades, filling conditions and capacities

Lubricants and capacities — complete reference
Engine oil options
Ambient temperature range All temperatures
Engine oil grade SAE 0W-20 Synth
Engine oil classification OEM STJLR.03.5006
Engine with filter(s) litres 8.82
View more information
Other lubricants and capacities
Automatic transmission fluid Type Shell L12108 (ZF Lifeguard 8)
Automatic transmission (drain & refill) litres
View more information
Filling and checking level
Automatic transmission (dry fill) litres 8.5
View more information
Differential oil grade - front SAE Castrol BOT750B
Differential front/AT litres 0.51-0.54
Differential oil grade - rear SAE Castrol BOT750B
Differential oil grade - rear
Differential rear litres 0.85-0.87
Rear differential
Transfer box oil grade SAE
Transfer box oil grade
Transfer box litres
Transfer box oil
Coolant Type Havoline XLC
Coolant Colour Orange
Cooling system - total capacity litres 14.2-16.4
Brake fluid Type DOT 4
Brake fluid classification LRES22BF03
Brake fluid litres 0.9

Brakes & wear limits

Brake disc thickness

Brake discs on the Land Rover Discovery 3 P360 MHEV (2020–2026) are replaced at a minimum thickness of 31 mm (ventilated) front and 23 mm (ventilated) rear.

Minimum disc thickness for replacement - ventilated Front31 mm
Minimum disc thickness
Minimum disc thickness for replacement - ventilated Rear23 mm

Brake disc and drum dimensions

Minimum disc thickness
Disc runout Front0,05 mm
Disc runout Rear0,07 mm
Minimum pad thickness Front2 mm
Minimum pad thickness
Minimum pad thickness Rear3 mm

Bar lengths use a square-root scale so small and large values stay readable.

Service & electrical

Ignition timing

The ignition timing on the Land Rover Discovery 3 P360 MHEV (2020–2026) is not adjustable.

Ignition timing - basic BTDC °Engine/rpmNot adjustable

Tuning and emissions

Ignition advance checks °Engine/rpmECM Controlled
Idle speed rpmNot adjustable

Service checks and adjustments

Radiator cap bar1,40
Thermostat opens °C101-111

Tightening torques

Cylinder head bolt torque

The cylinder head bolts on the Land Rover Discovery 3 P360 MHEV (2020–2026) are tightened in 5 stages: 30 Nm, then 62 Nm, then slacken off 180°, then 62 Nm, then a final 125°.

Cylinder head
Renew boltsYes
Tighten30 Nm
Tighten62 Nm
Slacken off180°
Tighten62 Nm
Tighten125°
TightenM8=25 Nm
TightenM6=12 Nm
Cylinder head instructions
Other engine tightening torques
Main bearings Renew bolts/nutsYes
Main bearings Stage 1
Main bearings
Big end bearings Renew bolts/nutsYes
Big end bearings Stage 120 Nm
Big end bearings Stage 2125°
Oil pump to cylinder block25 Nm
Sump bolts
View more information
Lower oil pan
Sump drain bolt30 Nm
Flywheel/driveplate-/30 Nm+120°
Crankshaft pulley/damper bolts37 Nm+90°
Camshaft sprocket/gear25 Nm+60°
Camshaft carrier/cap
View more information
Camshaft carrier/cap
Camshaft/rocker cover12 Nm
Inlet manifold to cylinder head12 Nm
Exhaust manifold to cylinder head1)10 Nm 2)18 Nm
Water pump12 Nm
Spark plugs23 Nm
Fuel rail30 Nm
Crankshaft position (CKP) sensor/engine speed (RPM) sensor8 Nm
Camshaft position (CMP) sensor8 Nm
Lambda sensor (Oxygen)48 Nm
Knock sensor (KS)20 Nm
Engine oil pressure switch15 Nm
Oil filter12 Nm
Chassis tightening torques
Front hub120 Nm+60°
Rear hub120 Nm+60°
Steering wheel48 Nm
Steering rack/box mounting110 Nm+240°
Steering track rod end140 Nm
Brake disc to hub Front10 Nm
Brake caliper to carrier Front35 Nm
Brake caliper/carrier to hub Front133 Nm+60°
Brake disc to hub Rear10 Nm
Rear brake disc to hub
Brake caliper to carrier Rear10 Nm
Rear brake calliper to carrier
Brake caliper/carrier to hub Rear110 Nm+120°
ABS sensor Front9 Nm
ABS sensor Rear9 Nm
Road wheels

Bar lengths use a square-root scale so small and large values stay readable.

Air conditioning

No. of AC service connectors2
Air conditioning restrictor typeExpansion valve
Compressor clutch/magnetic couplingYes
Compressor variable displacement solenoidYes
Air conditioning refrigerant Type
Do not mix R134a with R1234yf.
Air conditioning refrigerant quantity grams800±10
Air conditioning refrigerant quantity
Air conditioning oil groupPAG
Air conditioning oil TypeSPA2
Air conditioning oil quantity cm³80

Frequently asked questions

What is the firing order of the Land Rover Discovery 3 P360 MHEV?

The firing order for the Land Rover Discovery 3 P360 MHEV (2020–2026) is 1-5-3-6-2-4.

How much oil does the Land Rover Discovery 3 P360 MHEV take?

The Land Rover Discovery 3 P360 MHEV (2020–2026) takes 8.82 litres of engine oil with the filter. The specified engine oil grade is SAE 0W-20 synth for all ambient temperatures, with oil specification STJLR.03.5006.

What are the valve clearances for the Land Rover Discovery 3 P360 MHEV?

Valve clearances on the Land Rover Discovery 3 P360 MHEV (2020–2026) are hydraulic — they self-adjust, so no manual clearance figure applies.

What is the cylinder head torque for the Land Rover Discovery 3 P360 MHEV?

The cylinder head bolts on the Land Rover Discovery 3 P360 MHEV (2020–2026) are tightened in 5 stages: 30 Nm, then 62 Nm, then slacken off 180°, then 62 Nm, then a final 125°.

What is the ignition timing for the Land Rover Discovery 3 P360 MHEV?

The ignition timing on the Land Rover Discovery 3 P360 MHEV (2020–2026) is not adjustable.

What is the minimum brake disc thickness for the Land Rover Discovery 3 P360 MHEV?

Brake discs on the Land Rover Discovery 3 P360 MHEV (2020–2026) are replaced at a minimum thickness of 31 mm (ventilated) front and 23 mm (ventilated) rear.