Montero XLS 4WD V6-3.5L SOHC (2001)
Part 1 of 2
Part 2 of 2
CIRCUIT OPERATION
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The brake warning light power is supplied from the ignition switch (IG1). The ABS-ECU grounds the circuit to illuminate the light.
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The ABS-ECU illuminates the brake warning light for 3 seconds while running its self-check. This light can be illuminated for 3 seconds upon
start-up or with the ignition switch in the "ON" position, and the engine stopped.
TECHNICAL DESCRIPTION (COMMENT)
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The cause may be: an open circuit in the brake warning light power supply circuit, or malfunction of the ABS-ECU.