For 1990-2009 cars

Step | Action | Normal Result(s) | Abnormal Result(s)*
--- | --- | --- | ---
1 | Push the lumbar inflator switch button up and then down. | Both lateral bladders inflate or deflate within the seat. The pump runs until the bladders are fully inflated and cuts out or deflates. |

• | Lumbar Support Does Not Move Up or Down

• | Lumbar Support Inoperative in One Direction

2 | Push the rearward lumbar inflator switch button up and then down. | The lumbar bladder inflates or deflates within the seat. The pump runs until the bladders are fully inflated or deflated and cuts out. |

• | Lumbar Support Inoperative

• | Lumbar Support Does Not Move Up or Down

• | Lumbar Support Inoperative in One Direction

* Refer to the appropriate symptom diagnostic table for the applicable abnormal result.