Step | Action | Value(s) | Yes | No |
|---|---|---|---|---|
1 | Was the Data Link Communications System Check performed? | -- | Go to Step 2 | |
2 |
Is the fuse open? | -- | Go to Step 3 | Go to Step 4 |
3 | Locate and repair the source of the overload in CKT 1340 (ORN). Is the repair complete? | -- | System OK | -- |
4 | Connect a test lamp from the DATA fuse to ground. Did the test lamp light? | -- | Go to Step 6 | Go to Step 5 |
5 | Locate and repair the open in the power supply circuit between the DATA fuse and the LIGHTING fuse in the engine wiring harness junction block (underhood fuse relay center). Is the repair complete? | -- | System OK | -- |
6 | Connect a test lamp from the DLC terminal 16 to ground. Did the test lamp light? | -- | Go to Step 8 | Go to Step 7 |
7 | Locate and repair the open in CKT 1340 (ORN). Is the repair complete? | -- | System OK | -- |
8 | Connect a test lamp from the DLC terminal 16 to terminal 4. Did the test lamp light? | -- | Go to Step 10 | Go to Step 9 |
9 | Locate and repair the open in CKT 150 (BLK) between the DLC and G 200. Is the repair complete? | -- | System OK | -- |
10 | Connect a test lamp from the DLC terminal 16 to terminal 5. Did the test lamp light? | -- | Go to Step 12 | Go to Step 11 |
11 | Locate and repair the open in CKT 451 (BLK/WHT) between the DLC and G 102. Is the repair complete? | -- | System OK | -- |
12 |
Will the scan tool communicate with the powertrain control module (PCM)? | -- | Go to Step 14 | Go to Step 13 |
13 | Perform the Scan Tool to PCM Diagnostics. Refer to Scan Tool Does Not Communicate with Vehicle Control Module/Powertrain Control Module . Are these diagnostics complete? | -- | System OK | -- |
14 |
Will the scan tool communicate with the EBCM? | -- | System OK | Go to Step 15 |
15 | Perform the Scan Tool to EBCM Diagnostics. Refer to Scan Tool Does Not Communicate with Electronic Brake Control Module . Are these diagnostics complete? | -- | System OK | -- |
