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99 dodge caravan: diagram..the data link connector..scanner

 
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  • Answered by:eric
  • Automotive Repair Shop Manager
  • Positive Feedback: 97.6 %
  • Accepted Answers: 1716
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Customer Question

99 dodge caravan need a wirring diagram for the data link connector. have no communication to the scanner.

Submitted: 1474 days and 8 hours ago.
Category: Dodge
Value: $9
Status: CLOSED
Picture
Expert:  eric replied 1474 days and 8 hours ago.

Hi,

 

Below is wiring diagram for computer data lines, including the DLC:

 

graphic

Customer replied 1474 days and 5 hours ago.

this diagram helped me but i still need to know what voltage comes out of pin 16 and pin 3 and pin 7 wich all look to be +, The problem I am having is no communication to engine and abs. I do have communication with the body control module, The type of scanner I am using is a snap on modis

Accepted Answer

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Expert:  eric replied 1474 days and 5 hours ago.

Hi,

 

all you initially asked for was a wiring diagram, which I provided.

 

Pin 16 is battery voltage

pin 3 is CCD Bus voltage

pin 7 is SCI transmit

 

graphic

 

 

Here is ABS test for no communication:

graphic

 

 

The no comuunication test for PCM/ECM is longer, so I put it in pdf file format(adobe reader)

 

Click to open and download> NO COMMUNICATION TEST

Expert TypeAutomotive Repair Shop Manager
Category: Dodge
Pos. Feedback: 97.6 %
Accepts: 1716
Answered: 3/23/2009

Experience: Automotive Repair Shop Manager, Technician

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