CAUTION / NOTICE / HINT HINT: Even if the portable player can play audio content, it may not be able to play via the in-vehicle device. This does not necessarily indicate a malfunction of the in-vehicle device. PROCEDURE
(a) Check if the portable player operates normally. OK: The portable player operates normally.
(a) Set volume, fader and balance to the initial values and check that the sound is normal. OK: Audio system returns to normal. HINT: Sound quality adjustment measures vary according to the type of amplifier. Result
(a) Check if the "Bluetooth" audio player plays normally on another "Bluetooth" audio compatible vehicle of the same model. OK: "Bluetooth" audio player plays normally.
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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) ...