Toyota Tundra Service Manual: Inspection

INSPECTION

PROCEDURE

1. INSPECT COLUMN SHIFT SHIFT LEVER SUB-ASSEMBLY

(a) Disconnect the transmission control switch connector.

(b) Measure the resistance according to the value(s) in the table below.

Standard Resistance:

Tester Connection	Condition	Specified Condition
6 (IG) - 13 (S)	Shift lever in S, "+" or "-"	Below 1 Ω
5 (SFTU) - 11 (E)	Shift lever held in "+" (Up-shift)
4 (SFTD) - 11 (E)	Shift lever held in "-" (Down-shift)
6 (IG) - 13 (S)	Shift lever not in S, "+" or "-"	10 kΩ or higher
5 (SFTU) - 11 (E)	Shift lever in S
4 (SFTD) - 11 (E)	Shift lever in S

If the result is not as specified, replace the column shift shift lever sub-assembly.

Toyota Tundra Service Manual > Pre-collision System: Lost Communication with ECM / PCM "A" (U0100,U0125,U0126,U0129,U0137)
DESCRIPTION These DTCs are stored when a communication malfunction occurs between ECUs that perform pre-collision system control. DTC No. Detection Item DTC Detection Condition Trouble Area U0100 Lost Communication with ECM / PCM "A" When the vehicle is being driven at a speed of 5 km/h (4 ...

Toyota Tundra Owners Manual