diablotic wrote:... which resistor should I remove please?

I have the same interface that conforms to the circuit Datasheet (http://elmelectronics.com/DSheets/ELM327DS.pdf)
http://multiecuscan-france.forumgratuit ... elm327-v15

No connection problem.

stilo1.6 wrote:

Krg wrote:... Thank you very much KRG but unfortunately I can not be connected from the image. Can you help me because they are not in the same box. Mine v1.4

They can be welded to the connector between ground and pins 6 and 14.

I think if you remove R04, you must add the sets R32/R33 C8/C9

ELM C19 = ELM 327 v1.3+ interface with ADAPTER CABLE 3 (or modified interface with CAN lines connected to pins 1 and 9 instead of 6 and 14) Are you using the right cable (yellow, A3, see http://www.multiecuscan.net/images/OBDAdapter3.png I have the same ELM and its works without modification http:/...