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
H49 - Flow Test Injector(s)
-
Flow test injector(s). Refer to instructions outlined in
Fuel Delivery and Air Induction.
-
Is the leakage and flow within specification? YES -- DTCs 1130 and 1150: Go to
H51. H51 - Check HO2S Integrity All others: Go to
H50. H50 - Check Cylinder Compression NO -- CLEAN or REPLACE as instructed. DRIVE vehicle for 5 miles/55 mph. Rerun quick test.
Diagnostic Subroutines (DSR) - Extracting Codes