Test Description
The number(s) below refer to the step number(s) on the diagnostic table.
Step | Action | Value(s) | Yes | No |
|---|---|---|---|---|
SCHEMATIC REFERENCE:
| ||||
1 | Did you perform A Diagnostic System Check - Automatic Transmission Shift Lock Control? | -- | Go to Step 2 | Go to Diagnostic System Check - Automatic Transmission Shift Lock Control |
2 | Operate the Automatic Transmission Shift Lock Control System. Does the system operate normally? | -- | Go to Testing for Intermittent Conditions and Poor Connections in Wiring Systems | Go to Step 3 |
3 | Inspect the NSBU fuse for an open. Is the fuse open? | -- | Go to Step 14 | Go to Step 4 |
Do you hear a click when you command the park relay ON and OFF? | -- | Go to Step 7 | Go to Step 5 | |
5 |
Does the test lamp illuminate? | -- | Go to Step 6 | Go to Step 20 |
6 |
Does the test lamp illuminate? | -- | Go to Step 15 | Go to Step 13 |
7 |
Does the test lamp illuminate? | -- | Go to Step 8 | Go to Step 21 |
8 |
Does the transmission shift out of PARK? | -- | Go to Step 9 | Go to Step 15 |
9 |
Does the test lamp illuminate? | -- | Go to Step 10 | Go to Step 22 |
10 |
Does the transmission shift out of PARK? | -- | Go to Step 11 | Go to Step 16 |
11 |
Does the test lamp illuminate? | -- | Go to Step 12 | Go to Step 23 |
12 | Connect a test lamp between the controlled positive voltage circuit of the automatic transmission shift lock control actuator and the ground circuit of auto trans shift lock control actuator. Does the test lamp illuminate? | -- | Go to Step 17 | Go to Step 24 |
13 | Test the control circuit of the park relay for an open or short to battery positive voltage. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Did you find and correct the condition? | -- | Go to Step 29 | Go to Step 18 |
14 | Test the supply voltage circuit of the stoplamp/automatic transmission shift lock control switch for a short to ground. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Did you find and correct the condition? | -- | Go to Step 29 | Go to Step 19 |
15 | Inspect for poor connections at the park relay. Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs in Wiring Systems. Did you find and correct the condition? | -- | Go to Step 29 | Go to Step 25 |
16 |
Did you find and correct the condition? | -- | Go to Step 29 | Go to Step 26 |
17 | Inspect for poor connections at the automatic transmission shift lock control actuator. Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs in Wiring Systems. Did you find and correct the condition? | -- | Go to Step 29 | Go to Step 27 |
18 | Inspect for poor connections at the harness connector of the RIM. Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs in Wiring Systems. Did you find and correct the condition? | -- | Go to Step 29 | Go to Step 28 |
19 | Repair a short to ground in the controlled positive voltage circuit of the automatic transmission shift lock control actuator. Refer to Wiring Repairs in Wiring Systems. Did you complete the repair? | -- | Go to Step 29 | -- |
20 | Repair an open in the battery positive voltage circuit the park relay coil. Refer to Wiring Repairs in Wiring Systems. Did you complete the repair? | -- | Go to Step 29 | -- |
21 | Repair an open in the battery positive voltage circuit of the park relay switch. Refer to Wiring Repairs in Wiring Systems. Did you complete the repair? | -- | Go to Step 29 | -- |
22 | Repair an open in the supply positive voltage circuit of the automatic transmission shift lock control switch. Refer to Wiring Repairs in Wiring Systems. Did you complete the repair? | -- | Go to Step 29 | -- |
23 | Repair an open in the controlled positive voltage circuit of the automatic transmission shift lock control actuator. Refer to Wiring Repairs in Wiring Systems. Did you complete the repair? | -- | Go to Step 29 | -- |
24 | Repair an open in the ground circuit of the automatic transmission shift lock control actuator. Refer to Wiring Repairs in Wiring Systems. Did you complete the repair? | -- | Go to Step 29 | -- |
25 | Replace the park relay. Did you complete the replacement? | -- | Go to Step 29 | -- |
26 | Replace the stoplamp/automatic transmission shift lock control switch. Refer to Stop Lamp Switch Replacement in Hydraulic Brakes. Did you complete the replacement? | -- | Go to Step 29 | -- |
27 | Replace the automatic transmission shift lock control actuator. Refer to Park Lock Cable Replacement in Automatic Transaxle - 4T80-E. Did you complete the replacement? | -- | Go to Step 29 | -- |
28 | Replace the RIM. Refer to Rear Integration Body Control Module Replacement in Body Control System. Did you complete the replacement? | -- | Go to Step 29 | -- |
29 | Operate the system in order to verify the repair. Did you correct the condition? | -- | System OK | Go to Step 2 |
