Toyota Tundra Service Manual: How To Proceed With Troubleshooting

CAUTION / NOTICE / HINT

HINT:

• Use these procedures to troubleshoot the meter / gauge system.
• *: Use the Techstream.

PROCEDURE

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(a) Measure the battery voltage with the ignition switch off.

Standard voltage:

11 to 14 V

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

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(a) Check for DTCs and note any codes that are output.

Click here

(b) Clear the DTCs.

Click here

(c) Recheck for DTCs. Based on the DTCs output above, try to force output of the same CAN communication system DTC or meter / gauge system DTC by simulating the symptoms indicated by the DTC.

B

GO TO CAN COMMUNICATION SYSTEM

C

GO TO DIAGNOSTIC TROUBLE CODE CHART

A

(a) Refer to the problem symptoms table.

Click here

B

GO TO STEP 6

A

(a) Terminals of ECU

Click here

(b) Data List/Active Test

Click here

(c) Operation check

Click here

NEXT

NEXT

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END