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
Test Notes
Enter this pinpoint test only when directed here.
This pinpoint test is intended to diagnose the following:
- Heated Oxygen Sensor
(HO2S)/Heater
- HO2S Connections
- Vacuum Systems
- Fuel Injector(s)
- Harness Circuits: HO2S GND, HO2S, INJ 1-8, VPWR and SIG RTN
- Powertrain Control Module
- Natural Gas Module