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

Engine Controls

Electronic Engine Control:





CRANKSHAFT POSITION (CKP) SENSOR
MASS AIR FLOW SENSOR
PCM POWER RELAY

Electronic Engine Control:





FUEL PUMP RELAY
FUEL TANK UNIT
IDLE AIR CONTROL (IAC) SOLENOID #3
INERTIA FUEL SHUT-OFF SWITCH

Electronic Engine Control:





HEATED OXYGEN SENSOR (HO2S)
VEHICLE SPEED SENSOR

Electronic Engine Control:





FUEL INJECTOR #1
FUEL INJECTOR #2
FUEL INJECTOR #3
FUEL INJECTOR #4
FUEL INJECTOR #5
FUEL INJECTOR #6

Electronic Engine Control:





IDLE AIR CONTROL (IAC) SOLENOID #2


Electronic Engine Control:





EGR CONTROL SOLENOID VALVE
EGR COOLANT TEMPERATURE (ECT) SENSOR
EGR TEMPERATURE (EGRT) SENSOR
THROTTLE POSITION (TP) SENSOR

Electronic Engine Control:





IDLE SWITCH
KNOCK SENSOR
POWER STEERING PRESSURE SWITCH

Electronic Engine Control:





A/C HIGH PRESSURE SWITCH
A/C LOW PRESSURE SWITCH
IDLE AIR CONTROL RELAY
IDLE AIR CONTROL (IAC) SOLENOID #1