Land Rover2013–2017Technical specifications

Discovery 4 Discovery 3.0 S/C: Technical specifications

Workshop data for the 3-litre petrol (engine code 306PS). Covers engine, fluids, brakes, service, torques and air conditioning: the figures to check before a job or a parts order.

Updated 8 Sep 2026Common faults & fixes

Summary

Match the engine code (306PS) and chassis (L319) to the vehicle before ordering parts or applying these figures.

Vehicle specifications

Overview

Make: Land Rover
Model: Discovery 4 Discovery
Chassis: L319
Years: 2013–2017
Fuel: Petrol
Engine code: 306PS

Performance & efficiency

Power: 250 kW (340 hp)
Engine size: 2,995 cc
Cylinders: 4 · DOHC
Compression ratio: 10.5:1
Fuel system: Bosch

Fluids & capacities

Engine oil (with the filter): 8.0 litres

All 108 specifications below

Engine & identification

Vehicle identification

No. of cylinders Type	4/DOHC
Capacity (Fiscal) cc	2995
Compression ratio :1	10,5
Suitable for unleaded petrol	Yes
Minimum octane rating RON	95
Ignition system Make	Bosch
Ignition system Description	Map-DI
Trigger location	Cam/Crankshaft
Fuel system Make	Bosch
Fuel system Description	MFI-s(d)
Air metering Type	Mass/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 Land Rover Discovery 4 Discovery 3.0 S/C (2013–2017) is 1-4-2-5-3-6.

Firing order	1-4-2-5-3-6

Valve clearances

Valve clearances for the Land Rover Discovery 4 Discovery 3.0 S/C (2013–2017) are 0,18-0,22 mm inlet and 0,23-0,27 mm exhaust, measured cold.

Valve clearance - INLET mm	0,18-0,22 cold
Valve clearance - EXHAUST mm	0,23-0,27 cold

Engine oil & fluids

Engine oil

The Land Rover Discovery 4 Discovery 3.0 S/C (2013–2017) takes 8.0 litres of engine oil with the filter.

A listed engine oil option is SAE 0W-20 synthetic for all ambient temperatures, with oil specification STJLR.51.5122.

A listed engine oil option is SAE 5W-20 synthetic for all ambient temperatures, with oil specification WSS-M2C925-A.

Coolant

The listed coolant type is Havoline Extended Life. The recorded coolant colour is Orange. The listed total cooling-system capacity is 9.4 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 Synthetic
Engine oil grade
Engine oil classification OEM	STJLR.51.5122
Ambient temperature range	All temperatures
Engine oil grade SAE	5W-20 Synthetic
Engine oil classification OEM	WSS-M2C925-A
Engine with filter(s) litres	8.0
View more information	—
Other lubricants and capacities
Automatic transmission fluid Type	Shell L12108
Automatic transmission (drain & refill) litres	—
View more information	—
Automatic transmission fluid
Automatic transmission (dry fill) litres	8.5
View more information	—
Differential oil grade - front SAE	75W-90 Castrol SAF-XO
Differential front/AT litres	0.6
Differential oil grade - rear SAE	75W-90 Castrol SAF-XO
Differential oil grade - rear
Differential rear litres	1.25
Differential rear
Transfer box oil grade SAE	—
Transfer box oil grade
Transfer box litres	—
Transfer box oil
Coolant Type	Havoline Extended Life
Coolant Colour	Orange
Cooling system - total capacity litres	9.4
Cooling system
Brake fluid Type	Shell DOT 4 ESL
Power steering fluid Type	Texaco PSF 33270
Power steering fluid litres	0.9

Brakes & wear limits

Brake disc thickness

Brake discs on the Land Rover Discovery 4 Discovery 3.0 S/C (2013–2017) are replaced at a minimum thickness of 27 mm (ventilated) front and 18 mm (ventilated) rear.

Minimum disc thickness for replacement - ventilated Front	27 mm
Minimum disc thickness for replacement - ventilated Rear	18 mm

Brake disc and drum dimensions

Disc thickness variation Front	0,010 mm
Disc thickness variation Rear	0,010 mm
Disc runout Front	0,05 mm
Disc runout Rear	0,09 mm
Minimum pad thickness Front	3 mm
Minimum pad thickness Rear	3 mm

Service & electrical

Ignition timing

The ignition timing on the Land Rover Discovery 4 Discovery 3.0 S/C (2013–2017) is not adjustable.

Ignition timing - basic BTDC °Engine/rpm	Not adjustable

Tuning and emissions

Ignition advance checks °Engine/rpm	ECM Controlled
Idle speed rpm	Not adjustable
Oil temperature °C	80
CO level at idle speed - tailpipe Vol. % CO	0,2 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	2500-2800
CO content at increased idle speed Vol. %	0,2
Lambda at increased idle λ	0,97-1,03

Starting and charging

Battery V/RC(Ah)	12

Service checks and adjustments

Thermostat opens °C	95-109

Fuel system

Fuel main pump delivery pressure bar	200

Spark plugs

Spark plugs Original equipment	NGK
Spark plug Type	SILZKAR7C-10S
Electrode gap mm	0,9-1,0
Spark plugs Make	NGK
Spark plug Type	SILZKAR7C-10S
Electrode gap mm	0,9-1,0

Tightening torques

Cylinder head
Cylinder head instructions	—
Renew bolts	Yes
Other engine tightening torques
Big end bearings Renew bolts/nuts	Yes
Big end bearings Stage 1	20 Nm
Big end bearings Stage 2	125°
Oil pump to cylinder block	12 Nm M8=25 Nm
Sump drain bolt	24 Nm
Flywheel/driveplate	45 Nm+90°
Crankshaft pulley/damper centre bolt	200 Nm+270°
View more information	—
Crankshaft pulley/damper centre bolt
Crankshaft pulley/damper bolts	65 Nm
Crankshaft pulley/damper bolts
Camshaft sprocket/gear	32 Nm
Camshaft carrier/cap	1)3 Nm 2)12 Nm
Camshaft/rocker cover	13 Nm
View more information	—
Assemble components within 7 minutes.
Exhaust manifold to cylinder head	1)10 Nm 2)18 Nm
Water pump	12 Nm
Spark plugs	20 Nm
Fuel rail	1)20 Nm 2)30 Nm
Crankshaft position (CKP) sensor/engine speed (RPM) sensor	10 Nm
Camshaft position (CMP) sensor	10 Nm
Lambda sensor (Oxygen)	45 Nm
Lambda sensor (Oxygen)
Knock sensor (KS)	20 Nm
Oil filter	25 Nm
Chassis tightening torques
Front hub	230 Nm
Front hub - wheel bearing housing bolts	115 Nm
Rear hub	420 Nm
Steering wheel	63 Nm
Steering rack/box mounting	175 Nm
Steering track rod end	76 Nm M14=150 Nm
Brake disc to hub Front	35 Nm
Brake caliper to carrier Front	35 Nm
Brake caliper/carrier to hub Front	275 Nm
Brake disc to hub Rear	35 Nm
Brake caliper to carrier Rear	35 Nm
Brake caliper/carrier to hub Rear	115 Nm
ABS sensor Front	9 Nm
ABS sensor Rear	9 Nm
Road wheels	140 Nm

Air conditioning

Refrigerant quantity
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	R134a
Air conditioning refrigerant quantity grams	650
Air conditioning oil Type	SPA2
Air conditioning oil quantity cm³	80

Frequently asked questions

What is the firing order of the Land Rover Discovery 4 Discovery 3.0 S/C?

The firing order for the Land Rover Discovery 4 Discovery 3.0 S/C (2013–2017) is 1-4-2-5-3-6.

How much oil does the Land Rover Discovery 4 Discovery 3.0 S/C take?

The Land Rover Discovery 4 Discovery 3.0 S/C (2013–2017) takes 8.0 litres of engine oil with the filter. A listed engine oil option is SAE 0W-20 synthetic for all ambient temperatures, with oil specification STJLR.51.5122. A listed engine oil option is SAE 5W-20 synthetic for all ambient temperatures, with oil specification WSS-M2C925-A.

What are the valve clearances for the Land Rover Discovery 4 Discovery 3.0 S/C?

Valve clearances for the Land Rover Discovery 4 Discovery 3.0 S/C (2013–2017) are 0,18-0,22 mm inlet and 0,23-0,27 mm exhaust, measured cold.

What is the ignition timing for the Land Rover Discovery 4 Discovery 3.0 S/C?

The ignition timing on the Land Rover Discovery 4 Discovery 3.0 S/C (2013–2017) is not adjustable.

What is the minimum brake disc thickness for the Land Rover Discovery 4 Discovery 3.0 S/C?

Brake discs on the Land Rover Discovery 4 Discovery 3.0 S/C (2013–2017) are replaced at a minimum thickness of 27 mm (ventilated) front and 18 mm (ventilated) rear.