4x4Airseals – Uk supplier, manufacturer and innovating company of Air suspension compressor related products serving customers in the Uk and worldwide longer than any other supplier! designing and providing quality products consistently with the kind of technical support that is in short supply with other sellers vital to get your do-it-yourself repair to satisfactory level and with a end result hopefully with your vehicle back on the road. ! Please save us as a your prefered seller for these products before leaving the listing you are viewing ! navigating back to us on the ebay system in the future can sometimes be a hit or miss experience as the ebay searching system can change on a hourly/daily basis.
Compressor Fault / Kit Diagnosis
When your garage informs you need a new compressor in our experience you generally do not ! first thing you ideally need to do is have your vehicles diagnostic codes read and write them down (very important insist on it at your garage) and then physically check which type of compressor you have fitted on your vehicle ( Compare Pictures in any of our related listings together with diagnostic code description )
! Oem Hitachi Land Rover Discovery /RR Sport Oem Hitachi – Range Rover TDV8 L322 2005-20011/12 Look carefully at your Hitachi unit should have red n black power wires and a air dryer cover with 1x 6mm outlet pipe & 1 x 4.7mm outlet pipe exiting the back of it ) ! Green n black power wires and 2 x 6mm outlet pipes = Dunlop units this product not suitable.
! We now illustrate at the beginning of our product descriptions for Hitachi and Dunlop/Amk compressors ! the fault code the particular kit you are viewing will help to resolve ! either a C1A20 or C1A13. These 2 codes are the bench mark codes that cause garages/customers to replace or repair their units.
Diagnostic code Description
C1A2064 ( C1A20 )
Pressure increase to slow when filling gallery = Compressor fault 92% of cases ! Our master repair kit together with fitting instructions recommended.
Other code diagnosis = Resorvoir pipe air leak /Gallery Pipe air leak/Intake filter blocked or restricted/Intake pipe blocked or restricted / Air suspension intake silencer blocked or restricted /Air suspension intake silencer blocked or restricted / corner valve stuck open /pressure sensor fault/ Electric motor burnt out / Piston connecting rod broken or jammed.
C1A1364 ( C1A13 )
C1a13 ‘ Pressure does not decrease when venting gallery ‘ & c1a20 ‘ Pressure increase to slow when filling gallery ‘ = Compressor fault 95% of cases ,! Our Exhaust valve seal & dryer filtration repair kit together with fitting instructions recommended.
Other code Diagnosis = Exhaust valve stuck closed/Exhaust valve does not hold minimum retention pressure/ Gallery pipe blocked or damaged / Pressure sensor fault / Air suspension exhaust silencer blocked or restricted / Air suspension exhaust pipe blocked or restricted / Reservoir valve block pipes incorrectly fitted (unions reversed)
Vehicle Models affected
Land Rover Discovery 3 4 & Range Rover Sport 2004-2012 and Range Rover td6/tdv8L322 late 2005-2012 are the vehicles fitted with the above units and related products.
C1A13 diagnostic code product !
This listing kit will supply you illustrated in main product picture is our Master Exhaust Valve seal repair kit illustrated in with fitting instructions suitable for Oem Hitachi Air suspension air compressors fitted with either the tapered type exhaust valve or the shouldered type both interchangeable ! not suitable for the aftermarket Dunlop only Oring type .
The parts in this repair kit with instructions give you the best chance of solving a C1A13 problem = ‘ Pressurre does not decrease when venting gallery ‘ .
! If you only require the actual exhaust valve seals and not the dryer filtration ! these are also available in our other listings.
Discovery 3/4 2004-2010 — Range Rover Sport 2004-2010 — Range Rover L322 2006-2009
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Hitachi Air Compressor Serial Numbers
RQG500071 RQG500072 RQG500080 RQG500090 RQG500060 RQG500061 RQG500062 RQG500070 LR044360 LR01530 LR015303 LR023964 LR010376 LR045251 UUB504700 VUB504700RQG000017 RQG000018 RQG000019