Step | Action | Value(s) | Yes | No | ||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
1 |
Is PASS-Key® III module data present? | -- | Go to Step 2 | Go to Step 3 | ||||||||||||||||||
2 | Using the scan tool, obtain PK3 module DTC's. The following list is of possible DTCs that directly affect the PASS-Key® III system:
Are any PASS-Key® III DTC set? | -- |
| Go to Step 17 | ||||||||||||||||||
3 | Using the scan tool, obtain PCM data. Is PCM data obtained? | -- | Go to Step 4 | |||||||||||||||||||
4 | Inspect for an open in CKT 1807 between S236 and the PK3 module terminal B. Was a problem found? | -- | Go to Step 5 | Go to Step 6 | ||||||||||||||||||
5 | Repair the open in CKT 1807. Has the repair been made? | -- | Go to Step 1 | -- | ||||||||||||||||||
6 | Inspect the PASS KEY fuse. Is the fuse OK? | -- | Go to Step 7 | Go to Step 12 | ||||||||||||||||||
7 | Inspect the PCM fuse. Is the fuse OK? | -- | Go to Step 8 | Go to Step 13 | ||||||||||||||||||
8 | Using a test light, backprobe the PK3 module connector at terminal A and ground. Is the test light ON? | -- | Go to Step 9 | Go to Step 14 | ||||||||||||||||||
9 | Using a test light, backprobe the PK3 module connector at terminal E and ground. Is the test light ON? | -- | Go to Step 10 | Go to Step 15 | ||||||||||||||||||
10 | Using a test light, backprobe the PK3 module connector at terminal E and terminal C. Is the test light ON? | -- | Go to Step 11 | Go to Step 16 | ||||||||||||||||||
11 | Inspect the PK3 module connector for proper connection. If connector is OK, Replace the PK3 module. Has the repair been made and the system rechecked? | -- | -- | |||||||||||||||||||
12 | Inspect for a short to ground in CKT 3140. Has the repair been made and the system rechecked? | -- | Go to Step 1 | -- | ||||||||||||||||||
13 | Inspect for a short to ground in CKT 439. Has the repair been made and the system rechecked? | -- | Go to Step 1 | -- | ||||||||||||||||||
14 | Repair the following condition in CKT 3140.
Has the repair been made and the system rechecked? | -- | Go to Step 1 | -- | ||||||||||||||||||
15 | Repair the following condition in CKT 439.
Has the repair been made and the system rechecked? | -- | Go to Step 1 | -- | ||||||||||||||||||
16 | Repair the open in CKT 1550. Has the repair been made and the system rechecked? | -- | Go to Step 1 | -- | ||||||||||||||||||
17 | Turn the key OFF. While observing the PASS KEY telltale, Turn the key ON. Does the PASS KEY telltale illuminate for 2 seconds and then go OFF? | -- | Go to Step 18 | Go to Step 11 | ||||||||||||||||||
18 | Turn the ignition key to START and then release to RUN. Does the engine start and run? | -- | System OK | Go to Step 19 | ||||||||||||||||||
19 | Inspect CKT 229 for the following:
Is there a problem with the circuit? | -- | Go to Step 20 | Go to Step 11 | ||||||||||||||||||
20 | Repair the fault in CKT 229. Has the repair been made and the system rechecked. | -- | Go to Step 1 | -- |
