MR2 L4-132 2164cc 2.2L DOHC (5S-FE) (1993)
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EGR Vacuum Modulator: Description and Operation
Component Layout
PURPOSE
The vacuum modulator controls EGR function based upon exhaust system backpressure.
LOCATION
The modulator is mounted to a bracket near the EGR valve.
OPERATION
See: Emission Control Systems/Exhaust Gas Recirculation/EGR Valve/Description and Operationfor operating conditions.
