What pins in the Data Link Connector DLC are power and ground?
What pins in the Data Link Connector DLC are power and ground?
Pin 16 should always have battery power, while pin 4 should be connected to chassis ground and pin 5 to sensor ground.
When testing with a DMM between the DLC and ground what should voltage be on a properly functioning communications network?
Voltage between pin 6 and ground should be +3.1 volts average. Voltage between pin 14 and ground should be –1.8 volts average (system talking).
Which pin on a J1962 DLC represents can high?
Figure 1 shows the OBD-II 16-pin diagnostic connector also referred to as a J1962 connector and its pin configuration. Pin 16 supplies power and is connected to the battery of the car. Pins 4 and 5 are connected to ground. Pins 6 and 14 are connected to CAN Bus High and CAN Bus Low signals respectively.
Where is the DLC connector located?
OBD-II diagnostic connector The OBD-II DLC (post-1996 vehicles) is usually located under the instrument panel on the driver side, though there are several exceptions.
What terminals of the 9 pin diagnostic connector are connected to a digital multimeter DMM to check the resistance of the terminating resistors used for the CAN bus?
1. What terminals of the 9-pin diagnostic connector are connected to a digital multimeter (DMM) to check the resistance of the terminating resistors used for the CANBus? C , p646, p658. 2.
What pin is ground at an OBD II connector?
The OBD II connector has 16 pin locations which are numbered as shown below. If pins 5, 6, 14 and 16 are populated, the vehicle supports CAN. If pins 5, 7, 16 and, optionally, 15 are populated, the vehicle supports ISO or KWP….OBD II Connector Pinout.
| Pin # | Description |
|---|---|
| 5 | Ground |
| 16 | Power |
What is an LS3 wiring diagram?
Gm Ls3 Crate Engine Wiring Diagram – wiring diagram is a simplified agreeable pictorial representation of an electrical circuit. It shows the components of the circuit as simplified shapes, and the capability and signal links along with the devices.
What is a DLC diagram cover?
Diagnostic Link Connector (DLC) Diagram Cover Types Some manufacturers use covers to protect the integrity of the connector pins and/or to prevent impact with vehicle passengers in an accident. The following diagrams provide an example of some of the covers that manufacturers have used.
What should I do if my GMC has an electrical problem?
If you run into an electrical problem with your GMC, you may want to take a moment and check a few things out for yourself. Before you dive in with a multi-meter, you will want to obtain a free wiring diagram for your specific model.
Is the General Motors (GM) OBD II diagnostic interface pinout correct?
According to 1 reports in our database ( 1 positive and 0 negative) the General Motors (GM) OBD II diagnostic interface pinout should be correct. If you did publish instruction for Do-It-Yourself device with this pinout, share the link with us.
