Check Accelerator Pedal Sensor Area (Method With Circuit Tester)

WARNING: This page is about a different car, the 2012 Subaru Outback and 2012 Subaru Legacy. However, it is still accessible from the selected car via links, so may be relevant.

Remove the glove box lid assembly, glove box lower cover, instrument panel side cover RH and glove box back panel. Refer to GLOVE BOX .
Turn the ignition switch to ON. (engine OFF)

Measure the voltage between ECM connector terminals.

Fig 1: Locating Glove Box Lid Assembly

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Main sensor side

Fig 2: Measuring Voltage Between ECM Connector Terminals (Main Sensor Side)

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Sub sensor side

Fig 3: Measuring Voltage Between ECM Connector Terminals (Sub Sensor Side)

Courtesy of SUBARU OF AMERICA, INC.

Accelerator pedal sensor	Accelerator pedal	Terminal No.	Standard
Main	Not depressed (Full closed)	23 (+) and 29 (-)	1 V
Main	Depressed (Full opened)	23 (+) and 29 (-)	3.5 V
Sub	Not depressed (Full closed)	31 (+) and 30 (-)	1 V
Sub	Depressed (Full opened)	31 (+) and 30 (-)	3.5 V

After inspection, install the related parts in the reverse order of removal.