Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

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Vacuum Amplifier: Specifications


EGR VACUUM AMPLIFIER
With a vacuum gauge between the vacuum amplifier and the red hose from the throttle port, and the engine at normal operating temperature and at idle, vacuum should be 7 - 20 mbar (.25 - 1.0 in. Hg)
With the vacuum gauge between the EGR valve and the yellow hose from the vacuum amplifier, and the engine at idle, gauge must read 67 - 160 mbar (1.6 - 4.5 in. Hg)