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

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OVERALL FUNCTION CHECK
Use this procedure to check the overall function of the throttle position sensor. During this check, a DTC might not be confirmed.
1) Turn ignition switch "ON".




2) Check the voltage between Engine Control Module (ECM) terminal (23) and (43) (ground) and check the followings:
- The voltage when accelerator pedal fully released is approximately 0.35 - 0.65V.
- The voltage rise is linear in response to accelerator pedal depression.
- The voltage when accelerator pedal fully depressed is approximately 4V.