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

Helpful Information

Circuit A142 also supplies battery voltage to the fuel injectors, ignition coil, and generator.

Circuit K4 splices to supply ground for the signals from the following:
- Battery temperature sensor
- Camshaft position sensor
- Crankshaft position sensor
- Engine coolant temperature sensor
- Fuel pump module
- Intake air temperature sensor
- Manifold absolute pressure sensor
- Oil pressure sensor
- Powertrain control module
- Throttle position sensor
- Transmission solenoid assembly
- Vehicle speed control switch
- Vehicle speed sensor