For 1990-2009 cars

Step | Action | Yes | No
--- | --- | --- | ---
Schematic Reference: Cruise Control Schematics
1 | Did you review the Cruise Control Description and Operation and perform the necessary inspections? | Go to Step 2 | Go to Symptoms - Cruise Control
2 |

1. Turn ON the ignition, with the engine OFF.
2. Observe the cruise indicator located in the instrument cluster.

Is the cruise indicator on?

Go to Step 3

Go to Testing for Intermittent Conditions and Poor Connections in Wiring Systems

3 |

1. Turn OFF the ignition .
2. Disconnect the cruise control module.
3. Turn ON the ignition with, the engine OFF.

Is the cruise indicator on?

Go to Step 8

Go to Step 4

4 |

1. Turn OFF the ignition .
2. Reconnect the cruise control module.
3. Disconnect the cruise control switch.
4. Turn ON the ignition with the engine OFF.

Is the cruise indicator on?

Go to Step 5

Go to Step 7

5 |

1. Turn OFF the ignition.
2. Disconnect the cruise control module.
3. Test for a short to ground condition in the cruise on-off circuit between the cruise control module and the cruise control switch. Refer to Circuit Testing and Wiring Repairs in Wiring Systems.

Did you find and correct the condition?

Go to Step 11

Go to Step 6

6 | Inspect for poor connections at the harness connector of the cruise control module. 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 11 | Go to Step 9
7 | Inspect for poor connections at the harness connector of the cruise 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 11 | Go to Step 10
8 | Repair the short to ground condition in the cruise indicator control circuit between the cruise indicator and the cruise control module. Refer to Wiring Repairs in Wiring Systems. Did you complete the repair? | Go to Step 11 | --
9 | Replace the cruise control module. Refer to Cruise Control Module Replacement . Did you complete the replacement? | Go to Step 11 | --
10 | Replace the cruise control switch. Refer to Cruise Control Switch Replacement . Did you complete the replacement? | Go to Step 11 | --
11 | Operate the system in order to verify the repair. Did you correct the condition? | System OK | Go to Step 3