text.skipToContent text.skipToNavigation
Technical Messenger

Valuable technical information and tips pertaining to all aspects of servicing and repairing MAHLE Aftermarket products keep you up to date. The TM is available on a monthly basis.

Enclosed you will find all the issues of the year:
Additional connection on MAN radiators
Issue no. 04/2020
( [PDF; 396 KB] )
Risk of confusion: oil filter inserts OX 183/5D and OX 183/5D1
Issue no. 03/2020
( [PDF; 491 KB] )
Alternators with an S terminal
Issue no. 12/2019
( [PDF; 671 KB] )
Fuel filter elements with meltblown coating
Issue no. 10/2019
( [PDF; 963 KB] )
Installation note on oil filter inserts with non-return mechanism
Issue no. 07/2019
( [PDF; 1118 KB] )
Torn-off valve due to canted valve spring
Issue no. 05/2019
( [PDF; 1144 KB] )
Thermostat makes rattling noises
Issue no. 03/2019
( [PDF; 550 KB] )
Mechanical overload due to starting when the engine is coming to a stop
Issue no. 02/2019
( [PDF; 660 KB] )
Piston dimensions and installation clearance: what you need to know
Issue no. 12/2018
( [PDF; 681 KB] )
Installation note for oil filter inserts OX 379D and OX 370D1
Issue no. 11/2018
( [PDF; 753 KB] )
Fluctuating coolant temperature
Issue no. 09/2018
( [PDF; 740 KB] )
Defective map-controlled thermostat
Issue no. 08/2018
( [PDF; 774 KB] )
Alternator not working
Issue no. 07/2018
( [PDF; 1462 KB] )
Damaged oil filter paper
Issue no. 05/2018
( [PDF; 1357 KB] )
Additional securing aids for air filter element LX
Issue no. 03/2018
( [PDF; 1493 KB] )
Different fuel filter elements in the same housing height
Issue no. 01/2018
( [PDF; 1457 KB] )
Leaves in the water tank
Issue no. 11/2017
( [PDF; 1820 KB] )
Connection defect when changing the starter motor
Issue no. 09/2017
( [PDF; 780 KB] )
Bleeding the fuel system following a filter change
Issue no. 08/2017
( [PDF; 1102 KB] )
Power loss as a result of defective crankcase ventilation
Issue no. 07/2017
( [PDF; 1220 KB] )
Alternator failure due to oil ingress
Issue no. 06/2017
( [PDF; 1867 KB] )
Instructions for the assembly of non-controlled turbochargers
Issue no. 05/2017
( [PDF; 1449 KB] )
Leakage after fitting the oil filter insert OX 388D Eco in 1.6 and 2.0 TDI engines
Issue no. 04/2017
( [PDF; 349 KB] )
Incorrectly fitted air filter element LX 2049/4 in Audi V-type engines
Issue no. 03/2017
( [PDF; 2474 KB] )
Starter motor failure due to overload
Issue no. 02/2017
( [PDF; 1317 KB] )
Piston damage due to broken piston cooling nozzles
Issue no. 01/2017
( [PDF; 613 KB] )
Corrosion damage on thermostats
Issue no. 12/2016
( [PDF; 1246 KB] )
Shaft separation in alternators
Issue no. 11/2016
( [PDF; 1310 KB] )
Foreign object damage in the turbocharger
Issue no. 10/2016
( [PDF; 1285 KB] )
Thermal problems after a thermostat change: air in the cooling circuit
Issue no. 08/2016
( [PDF; 1604 KB] )
Apparent oil leakage at the new turbocharger
Issue no. 07/2016
( [PDF; 1105 KB] )
Leaky oil filters: oil pressure regulating valve clogged
Issue no. 06/2016
( [PDF; 1652 KB] )
Decline in turbocharger performance—diesel particulate filter loading limit reached
Issue no. 04/2016
( [PDF; 2204 KB] )
Comparison of MAHLE oil filter inserts OX 404 and OX 813/1
Issue no. 03/2016
( [PDF; 1180 KB] )
Fitting instructions for thermal switches (TSW)— delayed opening and closing times
Issue no. 02/2016
( [PDF; 1136 KB] )
MAHLE OX filters with fleece end cap
Issue no. 11/2015
( [PDF; 1412 KB] )
Replacing the oil filter insert OX 787D in VW TDI engines
Issue no. 10/2015
( [PDF; 1582 KB] )
Turbocharger mounting kits for PSA engines DV6ATED4 and DV6UTED4
Issue no. 08/2015
( [PDF; 1149 KB] )
Poor responsiveness and performance?
Issue no. 11/2014
( [PDF; 248 KB] )
KL 82 – strange noises after replacing the filter?
Issue no. 05/2014
( [PDF; 296 KB] )
Turbo tip-excessive crankcase pressure in vehicles with turbochargers 030TC14011000 or 082TC15850000
Issue no. 04/2014
( [PDF; 251 KB] )
Oil filter OX 171/2D: engine damage caused by dangerous replicas
Issue no. 03/2014
( [PDF; 457 KB] )
Trivial Pursuit - the search for the turbo culprit
Issue no. 02/2014
( [PDF; 372 KB] )
Peugeot DV 6 turbocharged engines: essential steps for long-lasting damage repair
Issue no. 01/2014
( [PDF; 156 KB] )
KX 191/1 D and KX 80 D - Difficulty starting after installing the filter? Tips for correct installation
Issue no. 10/2013
( [PDF; 327 KB] )
Lack of performance or whistling noises after a turbocharger replacement? The truth is in the gasket
Issue no. 09/2013
( [PDF; 253 KB] )
Problems following a filter change? Tips for fitting the MAHLE fuel filter KX 229 D correctly
Issue no. 08/2013
( [PDF; 327 KB] )
MAHLE Oil filter insert OX 339/2D: oil pressure problems after replacing filter
Issue no. 07/2013
( [PDF; 272 KB] )
Installing coolant thermostats correctly
Issue no. 06/2013
( [PDF; 296 KB] )
Modification information: KL 431 becomes KL 431 D
Issue no. 05/2013
( [PDF; 557 KB] )
MAHLE LX 1780/3 - anti-rotation protection in use
Issue no. 04/2013
( [PDF; 488 KB] )
MAHLE LX 1025 air filter element - designed for two housing heights
Issue no. 03/2013
( [PDF; 632 KB] )
Avoiding and eliminating KL599 leaks (Audi applications)
Issue no. 02/2013
( [PDF; 264 KB] )
Installing the water level sensor in diesel fuel
Issue no. 01/2013
( [PDF; 338 KB] )
Cylinder liners with cylinder liner ring (fire ring) - Information about function and assembly
Issue no. 07/2012
( [PDF; 407 KB] )
Fitting instructions for MAHLE oil filter inserts (OX)
Issue no. 06/2012
( [PDF; 331 KB] )
Filter inserts KX 178 D, KX 228 D and KX 220 D: risk of leaks due to assembly error
Issue no. 05/2012
( [PDF; 130 KB] )
OX 171/2 D Eco and OX 171/16 D Eco: Critical design differences between MAHLE and the competition
Issue no. 05/2012
( [PDF; 328 KB] )
Complaints after an oil change in VW 1.2 and 1.4 TSI engines
Issue no. 03/2012
( [PDF; 480 KB] )
Comparison of the MAHLE OX 188 D ECO and its Competitors
Issue no. 02/2012
( [PDF; 1098 KB] )
Meltblown microfibre fleece for more efficient filter elements
Issue no. 01/2012
( [PDF; 93 KB] )
Cabin air filters with activated carbon
Issue no. 11/2011
( [PDF; 309 KB] )
MAHLE Inline Fuel Filter for Renault Diesel Vehicles
Issue no. 02/2011
( [PDF; 157 KB] )
MAHLE In-line fuel filters for BMW diesel vehicles
Issue no. 02/2011
( [PDF; 351 KB] )
Clear the ring for the replacement of valve seat inserts
Issue no. 03/2010
( [PDF; 250 KB] )
Oil filter successor OC 606
Issue no. 02/2010
( [PDF; 154 KB] )
Assembling and Disassembling Valve Guides
Issue no. 01/2010
( [PDF; 155 KB] )
Special gaskets at OX-type filters
Issue no. 04/2009
( [PDF; 148 KB] )
Assembling and Disassembling Valves
Issue no. 03/2009
( [PDF; 262 KB] )
Technical information for air filter element LX 791
Issue no. 02/2009
( [PDF; 157 KB] )