SL/R129: roof ECU help
04-14-2013, 10:40 AM
#1
Newbie
Thread Starter
Join Date: Oct 2012
Location: Serbia
Posts: 10
Likes: 0
Received 0 Likes
on
0 Posts
E200 (A124)'94 300SL (r129)'92
roof ECU help
does anyone have disassembled roof ECU for r129 mine is dead :/ . i recently bought an r129 in bad shape so i am rebuilding it 
ECU from A124 and R129 are 2 different worlds
here are the pic
ECU from A124 and R129 are 2 different worlds
here are the pic
Last edited by ljepoja; 04-14-2013 at 10:46 AM.
04-14-2013, 01:13 PM
#2
SPONSOR
ljepoja,
welcome to the forum! Would you mind adding your location and the model years of your cars to your profile?
Check the relays first - they can be sticky or rusty.
Are you sure that the ECU/RST controller is bad? What were the symptoms?
Klaus
www.tophydraulicsinc.com
welcome to the forum! Would you mind adding your location and the model years of your cars to your profile?
Check the relays first - they can be sticky or rusty.
Are you sure that the ECU/RST controller is bad? What were the symptoms?
Klaus
www.tophydraulicsinc.com
04-14-2013, 03:23 PM
#3
Newbie
Thread Starter
Join Date: Oct 2012
Location: Serbia
Posts: 10
Likes: 0
Received 0 Likes
on
0 Posts
E200 (A124)'94 300SL (r129)'92
thanx for welcome i changed all
so it is 100% RST is faulty couse 2 IC are burned i have read their code it is SA5090D
they marked red
so it is 100% RST is faulty couse 2 IC are burned i have read their code it is SA5090D
they marked red
