Step  | Action  | Yes  | No  | 
|---|---|---|---|
DEFINITION: This table diagnoses that the cruise control function operates but the overdrive cutoff is inoperative.  | |||
1  | Did you review the Cruise Control System Description operation and perform the necessary inspections?  | Go to Step 2  | |
2  | Verify that the cruise control overdrive cutoff is inoperative. Does the cruise control system operate normally?  | Go to Testing for Intermittent Conditions and Poor Connections  | Go to Step 3  | 
3  | 
 Is DTC P0121, P0122, or P0123 stored in memory?  | Go to Step 4  | Go to Step 5  | 
4  | Refer to the following DTCs in Engine Controls: Did you find and correct the condition?  | Go to Step 10  | --  | 
5  | 
 Did you find an open or short to ground condition in the GRY wire?  | Go to Step 7  | Go to Step 6  | 
6  | With the cruise control servo connector and the PCM connector C1 still disconnected: Test for an open or short to ground condition between cavity 3 of the cruise control servo connector and cavity 35 of connector C1 of the PCM. Did you find an open or short to ground condition in the PNK/BLU wire?  | Go to Step 8  | Go to Step 9  | 
7  | Repair the open or short to ground condition in the GRY wire between cavity 7 of the cruise control servo connector and cavity 4 of connector C1 of the PCM. Refer to Wiring Repairs in Wiring Systems. Did you complete the repair?  | Go to Step 10  | --  | 
8  | Repair the open or short to ground condition in the PNK/BLU wire between cavity 3 of the cruise control servo connector and cavity 35 of connector C1 of the PCM. Refer to Wiring Repairs in Wiring Systems. Did you complete the repair?  | Go to Step 10  | --  | 
9  | Replace the cruise control servo. Refer to Cruise Control Servo Replacement . Did you complete the replacement?  | Go to Step 10  | --  | 
10  | Operate the system in order to verify the repair. Did you correct the condition?  | System OK  | Go to Step 3  |