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)

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Component Locations



Component Location, Engine





1 - Ignition distributor with camshaft position sensor
2 - Idle air control valve
3 - Throttle body with throttle position sensor
4 - Temperature sensor for turbo charger air intake
5 - Knock sensors
6 - Oxygen sensor (HO2S) behind Three Way Catalytic Converter (TWC)
7 - Oxygen sensor (HO2S) ahead of Three Way Catalytic Converter (TWC)
8 - Fuel injectors
8A - Connector for fuel pressure measurement





9 - Mass Air Flow Sensor
10 - Fuel tank gravity valve
11 - Engine Temperature Sensor (NTC II)
12 - Crankshaft position sensor
13 - Secondary Air Injection Pump
14 - Electro-pneumatic Secondary Air Injection Switching Valve
15 - Pneumatic Secondary Air Injection Switching Valve
16 - Secondary Air Injection Bypass Valve