toyota Workshop Repair Guides

Toyota Workshop Service and Repair Manuals

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EGR Vacuum Modulator <--> [EGR Backpressure Transducer]|Locations|Page 1555 > < EGR Vacuum Modulator <--> [EGR Backpressure Transducer]|Locations

Camry Sedan V6-180.5 2959cc 3.0L DOHC (3VZ-FE) (1992)

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EGR Vacuum Modulator: Description and Operation

Vacuum Modulator

PURPOSE

The vacuum modulator regulates vacuum allowed to the EGR valve.

OPERATION

The modulator senses exhaust pressure and controls EGR vacuum feed based on engine load.

EGR Vacuum Modulator <--> [EGR Backpressure Transducer]|Locations|Page 1555 > < EGR Vacuum Modulator <--> [EGR Backpressure Transducer]|Locations