Step | Action | Yes | No |
---|---|---|---|
Schematic Reference: Shift Lock Control Schematics DEFINITION: Transmission shift lever will not move out of the PARK position with the ignition ON and the brake pedal pressed. | |||
1 | Did you perform the Symptoms - Automatic Transmission Shift Lock Control tests and all the necessary inspection? | Go to Step 2 | |
2 |
Does the shift lever move out of the PARK position? | Go to Testing for Intermittent Conditions and Poor Connections in Wiring Systems | Go to Step 3 |
3 |
Does the transmission shift lever move out of the PARK position? | Go to Step 5 | Go to Step 4 |
4 |
Does the transmission shift lever move out of the PARK position? | Go to Step 7 | Go to Step 6 |
5 | Inspect for poor connections at the automatic transmission shift lock control switch. 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 10 | Go to Step 8 |
6 | Inspect for poor connections at the automatic transmission shift lock control solenoid. 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 10 | Go to Step 9 |
7 | Repair the short to battery positive voltage in the A/T shift lock control solenoid supply voltage circuit. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Did you complete the repair? | Go to Step 10 | -- |
8 | Replace the automatic transmission shift lock control switch. Refer to Stop Lamp Switch Replacement in Hydraulic Brakes. Did you complete the replacement? | Go to Step 10 | -- |
9 | Replace the automatic transmission shift lock control solenoid. Refer to Automatic Transmission Shift Lock Actuator Replacement . Did you complete the replacement? | Go to Step 10 | -- |
10 | Operate the system in order to verify the repair. Did you find and correct the condition? | System OK | Go to Step 2 |
Step | Action | Yes | No | ||||
---|---|---|---|---|---|---|---|
Schematic Reference: Shift Lock Control Schematics DEFINITION: Transmission shift lever will not move out of the PARK position with the ignition ON and the brake pedal pressed. | |||||||
1 | Did you perform the Symptoms - Automatic Transmission Shift Lock Control tests and all the necessary inspection? | Go to Step 2 | |||||
2 |
Does the shift lever move out of the PARK position? | Go to Testing for Intermittent Conditions and Poor Connections in Wiring Systems | Go to Step 3 | ||||
3 |
Does the transmission shift lever move out of the PARK position? | Go to Step 10 | Go to Step 4 | ||||
4 |
Does the transmission shift lever move out of the PARK position? | Go to Step 13 | Go to Step 5 | ||||
5 |
Does the test lamp illuminate? | Go to Step 6 | Go to Step 7 | ||||
6 |
Does the test lamp illuminate? | Go to Step 11 | Go to Step 14 | ||||
7 |
Does the test lamp illuminate? | Go to Step 15 | Go to Step 8 | ||||
8 |
Does the test lamp illuminate? | Go to Step 9 | Go to Step 16 | ||||
9 |
Does the test lamp illuminate? | Go to Step 17 | Go to Step 12 | ||||
10 | Inspect for poor connections at the automatic transmission shift lock control switch. 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 21 | Go to Step 18 | ||||
11 | Inspect for poor connections at the park lock/automatic transmission shift lock control solenoid assembly. 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 21 | Go to Step 19 | ||||
12 |
Did you find and correct the condition? | Go to Step 21 | Go to Step 20 | ||||
13 | Repair the short to battery positive voltage in the A/T shift lock control solenoid supply voltage circuit. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Did you complete the repair? | Go to Step 21 | -- | ||||
14 | Repair the open in the A/T shift lock control solenoid ground circuit. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Did you complete the repair? | Go to Step 21 | -- | ||||
15 | Repair the open in the A/T shift lock control switch supply voltage circuit. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Did you complete the repair? | Go to Step 21 | -- | ||||
16 | Repair the open in the ignition 1 voltage circuit. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Did you complete the repair? | Go to Step 21 | -- | ||||
17 | Repair the open in the park/neutral position switch park signal circuit. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Did you complete the repair? | Go to Step 21 | -- | ||||
18 | Replace the automatic transmission shift lock control switch. Refer to Stop Lamp Switch Replacement in Hydraulic Brakes. Did you complete the replacement? | Go to Step 21 | -- | ||||
19 | Replace the park lock/automatic transmission shift lock control solenoid assembly. Refer to Automatic Transmission Shift Lock Actuator Replacement . Did you complete the replacement? | Go to Step 21 | -- | ||||
20 | Replace the park/neutral position switch. Refer to Park/Neutral Position Switch Replacement in Automatic Transmission. Did you complete the replacement? | Go to Step 21 | -- | ||||
21 | Operate the system in order to verify the repair. Did you find and correct the condition? | System OK | Go to Step 2 |