Toyota Tundra Service Manual: Last Communication With Navigation ECU (U0163)

Toyota Tundra Service Manual / Vehicle Interior / Meter / Gauge / Display / Meter / Gauge System / Last Communication With Navigation ECU (U0163)

DESCRIPTION

The combination meter assembly communicates with the navigation receiver assembly via the CAN line.

DTC Code

DTC Detection Condition

Trouble Area

U0163

When either of following conditions is detected:

  • IG voltage 10.5 V or more
  • No communication with navigation receiver assembly continues for 3 seconds or more

CAN communication system

WIRING DIAGRAM

PROCEDURE

1.

CHECK DTC

(a) Use the Techstream to check if the CAN communication system is functioning normally.

Click here

Result

Proceed to

DTC U0163 is not output

A

DTC U0163 is output

B

HINT:

If the CAN communication system DTC U0163 and another DTC are output at the same time, perform troubleshooting for the CAN communication system DTC U0163 first.

A

USE SIMULATION METHOD TO CHECK

B

GO TO CAN COMMUNICATION SYSTEM

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