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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Throttle Position Sensor: Adjustments

The Throttle Position Sensor (TPS) is not adjustable. With the ignition "ON" and the engine stopped, the TPS voltage should be less than 0.85 volts. If more than 0.85 volts, the TPS must be replaced.