Land Rover   ·   2011–2012

Discovery 4 Discovery 3 SDV6: Technical specifications

Technical specifications (2011–2012)

The Land Rover Discovery 4 Discovery (L319) 3 SDV6 is the 3-litre diesel variant, engine code 306DT, built from 2011 to 2012. Quick answers and key figures below, then the full workshop tables.

Engine code306DT
Power188 kW (256 hp)@ 4000 rpm
FuelDiesel
Cylinders6
Oil capacity5,9litres · with the filter

Engine & identification

Vehicle identification

No. of cylinders Type6/DOHC
Capacity cc2993
Compression ratio :116,1
Fuel system MakeBosch
Fuel system TypeEDC 17CP

Injection system

Air metering TypeMass/MAP
Pump typeCommon rail
Fuel main pump delivery pressure bar1650
Fuel feed/lift pump delivery pressure bar0,5

Injection sequence

The injection sequence for the Land Rover Discovery 4 Discovery 3 SDV6 (2011–2012) is 1-4-2-5-3-6.

Injection sequence1-4-2-5-3-6

Valve clearances

Valve clearances on the Land Rover Discovery 4 Discovery 3 SDV6 (2011–2012) 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 4 Discovery 3 SDV6 (2011–2012) takes 5.9 litres of engine oil with the filter. The specified engine oil grade is SAE 5W-30 synthetic for all ambient temperatures, with oil specification STJLR.03.5005.

Transfer box

The transfer box has a listed capacity of 1.5 litres. The specified oil is Shell TF 0753 Synthetic.

Coolant

The listed coolant type is Havoline Extended Life. The recorded coolant colour is Orange. The listed total cooling-system capacity is 15.9 litres.

Grades, filling conditions and capacities

Lubricants and capacities — complete reference
Engine oil options
Ambient temperature range All temperatures
Engine oil grade SAE 5W-30 Synthetic
Engine oil classification OEM STJLR.03.5005
Engine with filter(s) litres 5.9
View more information
Other lubricants and capacities
Automatic transmission fluid Type Shell L12108 (ZF Lifeguard 8)
Automatic transmission (dry fill) litres 9.9
Differential oil grade - front SAE Castrol SAF-XO Synthetic
Differential front/AT litres 0.6
Differential oil grade - rear SAE Castrol SAF-XO Synthetic
Differential rear litres 1.1
Transfer box oil grade SAE Shell TF 0753 Synthetic
Transfer box litres 1.5
Coolant Type Havoline Extended Life
Coolant Colour Orange
Cooling system - total capacity litres 15.9
Brake fluid Type DOT 4
Power steering fluid Type Texaco PSF 33270
Power steering fluid litres 1.2

Brakes & wear limits

Brake disc thickness

Brake discs on the Land Rover Discovery 4 Discovery 3 SDV6 (2011–2012) are replaced at a minimum thickness of 27 mm (ventilated) front and 18 mm rear.

Minimum disc thickness for replacement - ventilated Front27 mm
Minimum disc thickness for replacement Rear18 mm

Brake disc and drum dimensions

Disc thickness variation Front0,010 mm
Disc thickness variation Rear0,010 mm
Disc runout Front0,05 mm
Disc runout Rear0,09 mm
Minimum pad thickness Front3 mm
Minimum pad thickness Rear3 mm
Minimum shoe thickness Rear2 mm

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

Service & electrical

Tuning and emissions

Idle speed rpm650±150
Rated no load speed rpm4650-4850
Oil temperature °C80
Idle speed - for smoke test rpm500-800
Governed speed range - for smoke test rpm4650-4850
Maximum time at governed speed secs2,0
Test mode A/BB
Probe type 1/21
Smoke opacity - EU limit m-1 (%)1,50 (48)
Smoke opacity - homologation value m-1 (%)0,51 (19)

Starting and charging

Battery V/RC(Ah)12

Service checks and adjustments

Radiator cap bar1,10
Thermostat opens °C88

Tightening torques

Cylinder head bolt torque

The cylinder head bolts on the Land Rover Discovery 4 Discovery 3 SDV6 (2011–2012) are tightened in 5 stages: 20 Nm, then 40 Nm, then 80 Nm, then 90°, then a final 90°.

Cylinder head
Renew boltsYes
Tighten20 Nm
Tighten40 Nm
Tighten80 Nm
Tighten90°
Tighten90°
Cylinder head instructions
Other engine tightening torques
Oil pump to cylinder block10 Nm
Sump bolts10 Nm M8=23 Nm
Sump drain bolt23 Nm
Flywheel/driveplate50 Nm+45°+45°
Crankshaft pulley/damper centre bolt
Crankshaft pulley/damper bolts25 Nm
Camshaft sprocket/gear
View more information
Camshaft carrier/cap
Camshaft/rocker cover10 Nm
Inlet manifold to cylinder head9 Nm
Exhaust manifold to cylinder head28 Nm
Exhaust downpipe to manifold28 Nm
Water pump10 Nm
Injector/clamp9 Nm
Injector pipe unions1)15 Nm 2)35 Nm
Fuel/injection pump sprocket/gear50 Nm
Fuel/injection pump mounting23 Nm
Glow plugs10 Nm
Crankshaft position (CKP) sensor/engine speed (RPM) sensor5 Nm
Camshaft position (CMP) sensor10 Nm
Nitrogen oxide (NOx) sensor35 Nm
Engine oil pressure switch14 Nm
Oil filter28 Nm
Chassis tightening torques
Front hub230 Nm
Front hub - wheel bearing housing bolts115 Nm
Rear hub420 Nm
Steering wheel63 Nm
Steering rack/box mounting175 Nm
Steering track rod end76 Nm M14=150 Nm
Brake disc to hub Front35 Nm
Brake caliper to carrier Front35 Nm
Brake caliper/carrier to hub Front275 Nm
Brake disc to hub Rear35 Nm
Brake caliper to carrier Rear35 Nm
Brake caliper/carrier to hub Rear115 Nm
ABS sensor Front9 Nm
ABS sensor Rear9 Nm
Road wheels1)70 Nm 2)140 Nm

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 couplingNo
Compressor variable displacement solenoidYes
Air conditioning refrigerant TypeR134a
Air conditioning refrigerant quantity grams600
Air conditioning oil TypeSPA2
Air conditioning oil quantity cm³80

Frequently asked questions

What is the injection sequence of the Land Rover Discovery 4 Discovery 3 SDV6?

The injection sequence for the Land Rover Discovery 4 Discovery 3 SDV6 (2011–2012) is 1-4-2-5-3-6.

How much oil does the Land Rover Discovery 4 Discovery 3 SDV6 take?

The Land Rover Discovery 4 Discovery 3 SDV6 (2011–2012) takes 5.9 litres of engine oil with the filter. The specified engine oil grade is SAE 5W-30 synthetic for all ambient temperatures, with oil specification STJLR.03.5005.

What are the valve clearances for the Land Rover Discovery 4 Discovery 3 SDV6?

Valve clearances on the Land Rover Discovery 4 Discovery 3 SDV6 (2011–2012) are hydraulic — they self-adjust, so no manual clearance figure applies.

What is the cylinder head torque for the Land Rover Discovery 4 Discovery 3 SDV6?

The cylinder head bolts on the Land Rover Discovery 4 Discovery 3 SDV6 (2011–2012) are tightened in 5 stages: 20 Nm, then 40 Nm, then 80 Nm, then 90°, then a final 90°.

What is the minimum brake disc thickness for the Land Rover Discovery 4 Discovery 3 SDV6?

Brake discs on the Land Rover Discovery 4 Discovery 3 SDV6 (2011–2012) are replaced at a minimum thickness of 27 mm (ventilated) front and 18 mm rear.