Tundra 2WD V6-4.0L (1GR-FE) (2005)
a. Complete "CHECK CAN BUS LINE" to confirm that there is no malfunction in the CAN bus line. Select "BUS CHECK" on the hand-held
tester via the CAN VIM.
b. Check the communication stop mode of the ECUs or sensors not displayed among the following: "ENGINE", "ABS/VSC/TRAC",
"YAW/DECELERAT" or "STEERING SENSOR".
NOTE:
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If 2 or more ECUs or sensors are not displayed on the hand-held tester via the CAN VIM, perform troubleshooting for the communication
stop mode of each undisplayed ECU or sensor. (Either side of the CAN sub bus lines may be open.)
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*1: "ENGINE" is not displayed on the hand-held tester via the CAN VIM if no power is supplied to the ECM.
2. DTC COMBINATION TABLE
Perform troubleshooting according to the combination of DTCs output.
HINT:
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Previous CAN communication system DTCs may be the cause if CAN communication system DTCs are output and all ECUs and sensors
connected to the CAN communication system are displayed on the hand-held tester's "BUS CHECK" screen via the CAN VIM.
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U0100/65, U0073/94, U0123/62, U0124/95 and U0126/63 are the DTCs in the CAN communication system.
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*2: U0100/65 is also output if no power is supplied to the ECM.
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The table shows combinations of these DTCs.
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0: DTCs that are being output.
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-: DTCs that are not being output.
Check Can Bus Line
CHECK CAN BUS LINE
CIRCUIT DESCRIPTION
When any DTC of the CAN communication system is output, first measure the resistance between the terminals of the DLC3 to specify the trouble area.