Step | Action | Value(s) | Yes | No |
|---|---|---|---|---|
DEFINITION: The Data Link Connector (DLC) is unable to provide B+ and/or ground for scan tool operation. | ||||
1 | Inspect the RADIO-HVAC fuse. Is the RADIO-HVAC fuse open? | -- | ||
2 |
Is the RADIO-HVAC fuse open again? | -- | ||
3 | Using a test light, connect between the Data Link Connector (DLC) terminals 4 and 16. Is the test light on? | -- | ||
4 | Using a test light, connect between the DLC terminals 5 and 16. Is the test light on? | -- | ||
5 | Using a test light, connect between the DLC terminal 16 and ground. Is the test light on? | -- | ||
6 | Using a test light, connect between B+ and the DLC terminal 4. Is the test light on? | -- | ||
7 | Using a test light, connect between the DLC terminals 5 and 16. Is the test light on? | -- | ||
8 | Connect scan tool on another vehicle. Does the scan tool work on another vehicle? | -- | ||
9 | Repair short to ground in circuit 640. Is the repair complete? | -- | -- | |
10 | Repair poor connection or open in circuit 1450. Is the repair complete? | -- | -- | |
11 | Repair poor connection or open in circuit 640. Is the repair complete? | -- | -- | |
12 | Repair poor connection or open in circuit 1550. Is the repair complete? | -- | -- | |
13 |
Is the action complete? | -- | -- | |
14 | Check for a faulty scan tool. Refer to scan tool manual for more information. Is the action complete? | -- | -- | |
15 |
Is the action complete? | -- | -- | |
