Here is the step-by-step procedure
for the Mercedes
Benz W164 ML 2009 LED tail light upgrade,
including the Star Diagnosis recoding rear SAM procedure.
for the Mercedes
Benz W164 ML 2009 LED tail light upgrade,
including the Star Diagnosis recoding rear SAM procedure.
Mercedes Model: 2006-08 W164 with OEM LED tail light
Tools needed:
8mm
wrench
wrench
2
needles
needles
SD
Connect C4 Star diagnosis in DAS Developer Mode
(or with SCN coding)
Connect C4 Star diagnosis in DAS Developer Mode
(or with SCN coding)
Second-hand
Dell D630 laptop
Dell D630 laptop
1 pair of
LED tail light, US or Euro specs
LED tail light, US or Euro specs
ML W164
rear SAM with LED tail light capabilities
rear SAM with LED tail light capabilities
Time: the whole procedure takes under 1 hour
Procedure:
Remove rear SAM
1.
Remove cover form load compartment side trim. SAM is located underneath the fuse and relay box.
Remove cover form load compartment side trim. SAM is located underneath the fuse and relay box.
2.
remove plastic covering over SAM
remove plastic covering over SAM
3.
remove all electrical connectors
remove all electrical connectors
4.
unclip SAM control unit upwards out of retaining clamp
unclip SAM control unit upwards out of retaining clamp
5.
remove connectors to old halogen tail light
remove connectors to old halogen tail light
Install new rear SAM
1.
Replace old SAM with new SAM, one with LED tail light as option. Known part
nos. that work with LED tail lights are 164 900 72 00 and 164 440 41 01.
Replace old SAM with new SAM, one with LED tail light as option. Known part
nos. that work with LED tail lights are 164 900 72 00 and 164 440 41 01.
2.
Reconnect all connectors
Reconnect all connectors
Program new rear SAM
1.
Connect MB SD Connect Compact 4 Star
diagnosis multiplexer with vehicle
Connect MB SD Connect Compact 4 Star
diagnosis multiplexer with vehicle
2.
Variant code the rear SAM to LED with the correct setting.
Variant code the rear SAM to LED with the correct setting.
Star
diagnosis rear SAM variant coding picture instructions in Developer Mode:
diagnosis rear SAM variant coding picture instructions in Developer Mode:
Rewire the brake light wire to tail light
connector
connector
For W164
with the brake light socket connected to a set of wires
with the brake light socket connected to a set of wires
1.
Detach the red wire from the harness connected to wires to the bulb socket,
using thin needle to disengage the locking mechanism from both sides of the
metal contact
Detach the red wire from the harness connected to wires to the bulb socket,
using thin needle to disengage the locking mechanism from both sides of the
metal contact
2.
Insert to the empty port (no.4 maybe) of the central the only harness to the
light assembly. You may have to open the clip on the side to allow the metal
contact slide into place.
Insert to the empty port (no.4 maybe) of the central the only harness to the
light assembly. You may have to open the clip on the side to allow the metal
contact slide into place.
Remove and install tail lights
1.
Unscrew 3 bolts from rear and 2 from side, then carefully slide light backwards
(not sideways)
Unscrew 3 bolts from rear and 2 from side, then carefully slide light backwards
(not sideways)
2.
Install new lights in reverse order. Make sure that foam seal is attached to
the new lights for weatherproofing.
Install new lights in reverse order. Make sure that foam seal is attached to
the new lights for weatherproofing.