For 1990-2009 cars

Step | Action | Value(s) | Yes | No
--- | --- | --- | --- | ---
1 |

1. Turn the ignition switch to the run position.
2. Does the brake warning indicator illuminate for bulb test and then turn off?

--

Go to Step 2

Go to Step 8

2 |

1. Set the park brake.
2. Turn the ignition switch to the run position.

Is the brake warning indicator on?

--

Go to Step 3

Go to Step 9

3 |

1. Disconnect the brake fluid level indicator sensor.
2. Connect a 10A fused jumper from the brake fluid level indicator sensor connector terminal A to terminal B.
3. Turn the ignition switch to the run position.

Is the brake warning indicator on?

--

Go to Step 4

Go to Step 5

4 |

1. Test for a poor connection at the brake fluid level indicator sensor.
2. If the connections are OK, replace the sensor.

Is the repair complete?

--

System OK

--

5 |

1. Connect a 10A fused jumper from the brake fluid level indicator sensor terminal A to ground.
2. Turn the ignition switch to the run position.

Is the brake warning indicator on?

--

Go to Step 6

Go to Step 7

6 | Repair the open in circuit 150 between the brake fluid level indicator sensor terminal B and S155. Is the repair complete? | -- | System OK | --
7 | Repair the open or poor connection in circuit 33 between the brake fluid level indicator sensor terminal A and S228. Is the repair complete? | -- | System OK | --
8 | Replace the instrument cluster. Refer to Instrument Cluster Replacement . Is the repair complete? | -- | System OK | --
9 |

1. Disconnect the park brake switch connector.
2. Connect a 10A fused jumper from the park brake switch connector to ground.
3. Turn the ignition switch to the RUN position.

Is the brake warning indicator on?

--

Go to Step 10

Go to Step 11

10 |

1. Test for a poor connection at the park brake switch.
2. Check park brake switch ground connection.
3. If the connections are OK, replace the park brake switch.

Is the repair complete?

--

System OK

--

11 | Determine if this vehicle either of the following types:

• | Domestic

• | Gulf States

Is the vehicle one of the above types?

--

Go to Step 12

Go to Step 15

12 |

1. Leave the 10A fused jumper connected between the park brake switch connector and ground.
2. Disconnect the daytime running lights (DRL) module connector C2.
3. Connect a 10A fused jumper between the DRL module connector C2 terminal D and terminal E.
4. Turn the ignition switch to the run position.

Is the brake warning indicator on?

--

Go to Step 16

Go to Step 13

13 |

1. Connect a 10A fused jumper from the DRL module connector C2 terminal D to the ground.
2. Turn the ignition switch to the run position.
3. Is the brake warning indicator on?

--

Go to Step 14

Go to Step 15

14 | Repair the open in circuit 1134 between the DRL module connector C2 terminal E and the park brake switch. Is the repair complete? | -- | System OK | --
15 |

1. Test for a poor connection at the instrument cluster connector terminal A5.
2. If OK, repair the open in circuit 33 between the instrument cluster connector terminal A5 and the DRL module connector C2 terminal D (Domestic or Gulf States) or the park brake switch (Europe or Japan).

Is the repair complete?

--

System OK

--

16 |

1. Test for a poor connection at DRL module connector C2 terminal D and terminal E.
2. If the connections are OK, replace the DRL module. Refer to Daytime Running Lights (DRL) Control Module Replacement .

Is the repair complete?

--

System OK

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