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Home >> Toyota >> 2005 >> MR2 C65M >> Repair and Diagnosis >> Engine Performance >> System >> Engine - Diagnostics >> DTC P0121: Throttle/Pedal Position/Switch "A" Circuit Range/Performance Problem >> Circuit Description
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Circuit Description

Refer to DTC P0120 on DTC P0120 THROTTLE/PEDAL POSITION SENSOR/SWITCH "A" CIRCUIT (M/T)  and DTC P0120 THROTTLE/PEDAL POSITION SENSOR/SWITCH "A" CIRCUIT (SMT)  .

DTC DETECTION CONDITION CHART

DTC No. DTC Detection Conditions Trouble Areas
P0121(1) After vehicle speed has been exceeded 19 mph (30 km/h) even once, output value of throttle position sensor is out of applicable range for vehicle speed is more than 0 mph (0 km/h). (2 trip detection logic) Throttle position sensor
P0121 (2) Condition (a) continues for 2.0 seconds: (a) Difference between VTA and VTA2 is out of threshold Throttle position sensor
(1) M/T
(2) SMT