Search found 2 matches

by SpeedFerret
Wed Jun 21, 2017 11:33 am
Forum: Help me fix my car
Topic: SLK 350 OBD2 Port - Power but No Signal
Replies: 7
Views: 11879

Re: SLK 350 OBD2 Port - Power but No Signal

Was up at the car last night .. its been too hot in the garage to do any work the last few evening. Took some meter readings from the Diagnostic Plug again which I think tends to confirm I have a canbus short to ground: Pin 4 (Chassis Ground) to Chassis: 0 Ohms (Good) Pin 5 (Signal Ground) to Chassi...
by SpeedFerret
Fri Jun 09, 2017 1:15 pm
Forum: Help me fix my car
Topic: SLK 350 OBD2 Port - Power but No Signal
Replies: 7
Views: 11879

SLK 350 OBD2 Port - Power but No Signal

Both my scanner tools power up but wont connect. I checked fuse 62 visually (fine) and resistance (0 ohms) -- I believe this is +12v power to the OBD2 I checked fuse 40 visually (fine) and resistance (0 ohms) -- I believe this is signal to the OBD2 I then got the multimeter out. Engine off key on: B...