Try this if you're going to see one.
Range Rover P38 DHSE Checklist
Electrics
• Both keys present and working; deadlock, relock, memory
• Electric Seats (memory settings if fitted)
• Heated Seat Elements (should fully heat within 3 minutes)
• Heated front and rear windscreen
• Message Centre (150 different reports)
o Speed Warning system, trip functions
• Dashboard Panel Lighting (dimming) and interior lighting
• Horn
• Clock
• Power windows, sunroof and mirrors
• All external Lighting systems, including reverse light on low range
o Lighting delay
o Hazards
• Washers and Wipers (3 settings, including variable intermittent). With wipers on, engage reverse – rear wiper should activate
• Air Suspension
o All 4 settings work independently (Park, no brakes, doors shut)
o Vehicle is level
o Inhibit switch
o Vehicle should raise from ‘access’ to ‘off road’ in 30 seconds
• Cruise Control
• Audio System
o CD player
o Radio/Cassette
o Tone Controls
• Climate Control System
o Confirm full temperature range.
o Full aircon vs full heat on opposite sides
o All fan speeds and fan flow positions functional
Transmission
• Full High-Range
• Full Low- Range (flashing lights and sound upon selection)
• Smooth changes in both transfer settings
• Sport Mode (High-Range)
• Manual Mode (Low-Range)
• Kickdown
Mechanical Systems
• Fuel cap release
• Bonnet release
• ABS (Light for system should remain on upon ignition, and off after 5 metres of driving
• Traction Control (This cannot be tested except off road, but if ABS is fully functional it should be working)
Age Testing
• No rust. Range Rover is mostly Al-27 (Most likely place for rust is below lower tailgate)
• Air Springs (some coarseness is normal)
• Coolant fully contained; no leaks
• Coolant clean, any unusual material could indicate Head Gasket failure (Most common fault of BMW M51)
• Off road damage beneath (Land Rovers are tough, so anything visible could have been serious)
• No smoke or steam on hot or cold starts
• Exhaust in good condition; Catalytic converters should not rattle