Toyota Tundra Service Manual: How To Proceed With Troubleshooting

CAUTION / NOTICE / HINT

HINT:

Use these procedures to troubleshoot the intuitive parking assist system.

PROCEDURE

1.	VEHICLE BROUGHT TO WORKSHOP

2.	INSPECT BATTERY VOLTAGE

Standard Voltage:

11 to 14 V

If the voltage is below 11 V, recharge or replace the battery before proceeding.

3.	PROBLEM SYMPTOMS TABLE

Result	Proceed to
Fault is not listed in problem symptoms table	A
Fault is listed in problem symptoms table	B

GO TO STEP 5

4.	BASED ON MALFUNCTION SYMPTOM, PERFORM TROUBLESHOOTING BELOW

(a) Operation check.

Click here

(b) Terminals of ECU.

Click here

5.	ADJUST, REPAIR OR REPLACE

6.	CONFIRMATION TEST

END

Toyota Tundra Service Manual > Sfi System: Throttle / Pedal Position Sensor / Switch "D" Circuit (P2120,P2122,P2123,P2125,P2127,P2128,P2138)
DESCRIPTION The accelerator pedal position sensor is mounted on the accelerator pedal bracket and has 2 sensor circuits: VPA (main) and VPA2 (sub). This sensor is a non-contact type and uses Hall-effect elements in order to yield accurate signals even in extreme driving conditions, such as at high s ...

Toyota Tundra Owners Manual