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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Accelerator Pedal Position (APP) Sensor Inspection

Accelerator Pedal Position (APP) Sensor Inspection

1. Remove accelerator pedal assembly (incorporating APP sensor assembly).
2. Check APP sensor output voltage as follows. If faulty condition is found, replace accelerator pedal assembly (incorporating APP sensor assembly).
a. Connect three new 1.5 V batteries (1) in series, and check that total voltage is 4.5 - 5.0 V.
b. Connect voltmeter (2) and batteries to APP sensor as shown in figure.











c. Check that voltage varies depending on accelerator opening angle as the following graph.