1

Did you perform the ABS Diagnostic System Check?

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Go to Step 2

Go to Diagnostic System Check - ABS

1. Install a scan tool.
2. Turn ON the ignition, with the engine OFF.
3. Select the powertrain control module (PCM) display DTCs function.

Did the scan tool display DTC P1575?

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Go to DTC P1575 Extended Travel Brake Switch Circuit in Engine Controls - 3.8L

Go to Step 3

1. With a scan tool, observe the Extended Travel Brake Switch parameter in the DRP/ABS/TCS/TIM (if equipped) data list.
2. Step on and off the brake pedal with enough force to simulate a hard braking condition. As the brake pedal is pressed and released, the scan tool should read Applied and Released.
3. Use a tape measure in order to measure the distance that the brake pedal travels for the scan tool to read Applied.

Does the distance measure within the specified range?

1.0-1.3 in (2.5-3.3 cm)

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

Go to Step 4

Adjust or repair the extended travel brake switch as necessary. Refer to Stop Lamp Switch Adjustment or Stop Lamp Switch Replacement in Hydraulic Brakes.

Did you complete the repair?

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Go to Step 5

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Operate the system in order to verify the repair.

Did you correct the condition?

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System OK

Go to Step 2