Step | Action | Value(s) | Yes | No |
---|---|---|---|---|
1 | Did you perform the HVAC Blower Controls System Check? | -- | Go to Step 2 | |
2 | Inspect the A/C fuse at the underhood fuse/relay center. Is the fuse operational? | -- | Go to Step 4 | Go to Step 3 |
3 |
Is the repair complete? | -- | -- | |
4 |
Did the test lamp light? | -- | Go to Step 3 | Go to Step 4 |
5 | Replace the blower motor resistor and relay pack. Refer to Blower Motor Resistor Replacement . Is the repair complete? | -- | -- | |
6 | Use a test lamp J 35616-200 in order to backprobe from the HVAC control module connector C2 CKT 52 (ORN) cavity D to ground. Did the test lamp light? | -- | Go to Step 7 | Go to Step 8 |
7 | Repair the open in CKT 52 (ORN) between the HVAC control module and the blower motor resistor and relay pack. Is the repair complete? | -- | -- | |
8 | Replace the HVAC control module. Refer to Control Assembly Replacement . Is the repair complete? | -- | -- | |
9 | Connect a test lamp J 35616-200 from CKT 542 (RED) cavity A to ground. Did the test lamp light? | -- | Go to Step 5 | Go to Step 10 |
10 | Repair open in CKT 542 (RED) between the underhood fuse/relay center and the blower motor resistor and relay pack. Is the repair complete? | -- | -- |