For 1990-2009 cars

Step | Action | Value(s) | Yes | No
--- | --- | --- | --- | ---
1 | Did you perform the Power Windows System Check? | -- | Go to Step 2 | Go to Power Windows System Check
2 |

1. Disconnect the express down module connector.
2. Place the ignition switch in the RUN position.
3. Measure the voltage at the express down module from terminal A to ground.

Does the voltage measure within the specified range?

10-15 V

Go to Step 3

Go to Step 4

3 |

1. Measure voltage at the express down module connector terminal B (GRY) and terminal C (DK BLU).
2. Press the left front window UP at the LH front power window switch.
3. Press the left front window DOWN switch at the LH front power window switch.

Does the voltage measure within the specified range?

10-15 V

Go to Step 5

Go to Step 6

4 | Repair the open in CKT 141. Refer to Wiring Repairs in Wiring Systems. Is the repair complete? | -- | Go to Power Windows System Check | --
5 |

1. Disconnect the LH front power window motor connector.
2. Measure voltage at the LH front power window motor connector terminal A (DK BLU) and ground.
3. Press the left front window UP switch at the LH front power window switch.

Does the voltage measure within the specified range?

10-15 V

Go to Step 9

Go to Step 10

6 |

1. Test for an open in CKT 164 from terminal C of the LH front power window switch to terminal C at the express down module connector.
2. Test for an open in CKT 1136.

Is there an open in CKT 1136 or CKT 164?

--

Go to Step 8

Go to Step 7

7 | Repair CKT 1136 or CKT 164 for an open. Refer to Wiring Repairs in Wiring Systems. Is the repair complete? | -- | Go to Power Windows System Check | --
8 | Replace the LH front power window switch. Refer to Front Side Door Window Switch Replacement . Is the repair complete? | -- | Go to Power Windows System Check | --
9 |

1. Reconnect the LH front power window motor connector.
2. Connect a fused jumper between the express down module terminal A and terminal D.

Does the left front window motor run?

--

Go to Step 11

Go to Step 12

10 | Repair the open CKT 164 between S500 and terminal A (DK BLU) of the LH front power window motor connector. Refer to Wiring Repairs in Wiring Systems. Is the repair complete? | -- | Go to Power Windows System Check | --
11 |

1. Connect a fuse jumper between the express down module terminal D (CKT 165) and ground.
2. Press the left front window UP switch at the LH front power window switch.

Does the left front power window motor run?

--

Go to Step 15

Go to Step 14

12 | Test CKT 165 for an open. Is there an open in CKT 165? | -- | Go to Step 13 | Go to Step 14
13 | Repair CKT 165 for an open. Refer to Wiring Repairs in Wiring Systems. Is the repair complete? | -- | Go to Power Windows System Check | --
14 | Replace the LH front power window motor. Refer to Power Window Motor Replacement . Is the repair complete? | -- | Go to Power Windows System Check | --
15 | Replace the express down module. Refer to Door Control Module Replacement . Is the repair complete? | -- | Go to Power Windows System Check | --