Sequoia 4WD V8-4.7L (2UZ-FE) (2006)
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Step 2-4
INSPECTION PROCEDURE
Speed Signal Circuit
Speed Signal Circuit
DESCRIPTION
The navigation ECU (built in the radio and navigation assembly) receives a vehicle speed signal from the combination meter assembly and information
about the GPS antenna, and then adjusts vehicle position.
HINT:
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A voltage of 12 V or 5 V is output from each ECU and then input to the combination meter. The signal is changed to a pulse signal at the