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

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

Or, hide this message: temporarily or permanently

Air Register: Testing and Inspection








AIR CONDITIONING: AIR OUTLET REGISTER: INSPECTION

INSPECTION

1. INSPECT SMOG VENTILATION SENSOR
(a) Measure the resistance of the connector. (CO, HC)




(1) Connect the positive battery's (+) lead to terminal 3 and the negative (-) lead to terminal 6.
Standard resistance:






If the result is not as specified, replace the sensor.
(b) Measure the resistance of the connector. (NOx)




(1) Connect the battery's positive (+) lead to terminal 3 and the negative (-) lead to terminal 6.
Standard resistance:






If the result is not as specified, replace the sensor.