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

Quality Control Check


7. QUALITY CONTROL TEST:

Clear any codes and test drive under the following conditions:

Driving Mode:

A. Start engine and let it warm up sufficiently.
B. Idle at least 40 seconds.
C. Drive under the following conditions for at least 5 seconds.

^ Engine speed: 2000 to 2400 rpm.
^ Intake manifold vacuum 9 to 14 in.Hg.

D. Turn OFF the engine and wait for at least 10 seconds.
E. Repeat steps 2 through 4 at least 5 times.

NOTE:
IF THE ALPHA READING IS NOT BETWEEN 90-110% REPEAT ALL STEPS -YOU MIGHT HAVE MISSED SOMETHING

FINAL TEST ALPHA (@2000 RPM):

REMEMBER, IF AN INJECTOR(S) LEAK WAS FOUND, REPLACE THE ENGINE OIL AND OIL FILTER.