ADJUSTMENT PROCEDURE 1. ADJUST PARK/NEUTRAL POSITION SWITCH ASSEMBLY  (a) Loosen the bolt of the park/neutral position switch and move the shift lever to N. (b) Align the groove with the neutral basic line. (c) Hold the switch in position and tighten the bolt. Torque: 13 N·m {130 kgf·cm, 9 ft·lbf} (d) After the adjustment, perform the on-vehicle inspection (See page
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Toyota Tundra Service Manual > Sfi System: Throttle / Pedal Position Sensor / Switch "D" Circuit Range / Performance (P2121)
DESCRIPTION HINT: Refer to DTC P2120 (See page ). DTC No. DTC Detection Condition Trouble Area P2121 Either conditions (1) or (2) met for 0.5 seconds (1 trip detection logic): (1) Difference between VPA and VPA2 is less than 0.4 V, or more than 1.2 V. (learned value of accelerator off position) (2) ...
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