E 320 CDI (211.026) L6-3.2L DSL Turbo (648.961) (2005)
Attempt learning the handheld transmitter into the vehicle again.
Symptom 6:
Timeout time of integrated garage door opener exceeded (switches off after approx. 60 sec).
Remedy 6:
Change the position of the hand transmitter and then start programming again.
Symptom 7:
On vehicles with infrared coated glass, the openers which use 390MHz have no range; however 300MHz is OK in same vehicle. (Sears/Liftmaster
openers used 390MHz up until 2005.)
Remedy 7:
Construct a passive repeater antenna from a piece of RG174 coaxial cable (locally sourced) to resolve the issue.
a) Cut a piece of coaxial cable (locally sourced) approximately 152 cm long.
b) Strip 18.5 cm of the outer shield from each end, leaving center conductor insulator intact (Figure 1).
c) Remove mirror from vehicle and open the mirror.
d) Remove cover on left A-pillar.
e) One end of the cable is cable tied to the garage door opener antenna in the mirror (Figure 2).