| Pin Number |
Pin Name |
Description (may be empty) |
| 1 | 6 | Fuel pump enable output |
| 2 | 5 | not used |
| 3 | 4 | Malfunction indicator lamp output |
| 4 | 3 | K diagnostic line /Data + |
| 6 | 1 | Data- |
| 5 | 2 | L diagnostic line / Sensor signal Return |
The data link connector is composed of two connectors. The larger connection is a 6 terminal connector used to provide access to the PCM. The smaller connection is a single pigtail connector which is used to ground terminals on the 6 terminal connector when initiating self-tests or accessing diagnostic trouble codes.

