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Home >> Toyota >> 2019 >> Sequoia SR5, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 18 (Engine Control System (3UR-FBE) - Diagnostic Codes (5 Of 6)) >> SFI System >> DTC P2121: Throttle / Pedal Position Sensor / Switch "D" Circuit Range / Performance [08/2015 - 08/2018] >> Typical Malfunction Thresholds

Typical Malfunction Thresholds

WARNING: This page is about a different car, the 2018 Toyota Sequoia, 2017 Toyota Sequoia, and 2016 Toyota Sequoia. However, it is still accessible from the selected car via links, so may be relevant.
CASE 1

Difference between VPA voltage and VPA2 voltage (learned value of accelerator off position) Less than 0.4 V, or more than 1.2 V
CASE 2

[(VPA voltage - Learned VPA accelerator off position voltage) - (VPA2 voltage - Learned VPA2 accelerator off position voltage)] 0.165 V or more (varies with accelerator position)
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