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 (Part 1 Of 7):





MASS AIR FLOW SENSOR

Electronic Engine Control (Part 2 Of 7):





EGR VACUUM REGULATOR SOLENOID
LEFT HEATED OXYGEN SENSOR
RIGHT HEATED OXYGEN SENSOR
SECONDARY AIR INJECTION BYPASS SOLENOID
SECONDARY AIR INJECTION DIVERTER SOLENOID

Electronic Engine Control (Part 3 Of 7):





EVAPORATIVE EMISSIONS CANISTER PURGE SOLENOID
FUEL INJECTORS
IDLE AIR CONTROL VALVE

Electronic Engine Control (Part 4 Of 7):





EGR VALVE POSITION SENSOR
ENGINE COOLANT TEMPERATURE SENSOR
FUEL INJECTORS
THROTTLE POSITION SENSOR

Electronic Engine Control (Part 5 Of 7):





CLUTCH PEDAL POSITION SWITCH
INTAKE AIR TEMPERATURE SENSOR
MALFUNCTION INDICATOR LAMP

Electronic Engine Control (Part 6 Of 7):





FUEL PUMP
FUEL PUMP RELAY
INERTIA FUEL SHUT-OFF SWITCH
PCM POWER RELAY

Electronic Engine Control (Part 7 Of 7):





A/C CLUTCH CONTROL
A/C CLUTCH FIELD COIL
EDF RELAY
EDF RELAY CONTROL
ELECTRIC COOLING FAN MOTOR
HEDF RELAY