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
If it fails: lemon-manuals.org.ua

Or, hide this message: temporarily or permanently

Emission Control Systems

EGR FREQUENCY VALVE
Normal duty cycle at 2000 rpm 32° ± 10%
Resistance between terminals 27 - 31 ohms

EGR TEMPERATURE SENSOR
Resistance, sensor submerged in boiling water 80 - 160K ohms

EVAPORATIVE EMISSION FREQUENCY VALVE
Resistance between terminals approx. 40 - 80 ohms