Toyota Tundra Service Manual: Dtc Check / Clear

DTC CHECK / CLEAR

CHECK FOR TRANSPONDER KEY ECU ASSEMBLY DTC

(a) Connect the Techstream to the DLC3.

(b) Turn the ignition switch to ON.

(c) Turn the Techstream on.

(d) Enter the following menus: Body Electrical / Immobiliser / Trouble Codes.

(e) Check for DTCs.

CHECK FOR ECM DTC

(a) Connect the Techstream to the DLC3.

(b) Turn the ignition switch to ON.

(c) Turn the Techstream on.

(d) Enter the following menus: Powertrain / Engine and ECT / Trouble Codes.

(e) Check for DTCs.

CLEAR TRANSPONDER KEY ECU ASSEMBLY DTC

(a) Connect the Techstream to the DLC3.

(b) Turn the ignition switch to ON.

(c) Turn the Techstream on.

(d) Enter the following menus: Body Electrical / Immobiliser / Trouble Codes.

(e) Clear the DTCs.

CLEAR ECM DTC

(a) Connect the Techstream to the DLC3.

(b) Turn the ignition switch to ON.

(c) Turn the Techstream on.

(d) Enter the following menus: Powertrain / Engine and ECT / Trouble Codes.

(e) Clear the DTCs.

    Diagnostic Trouble Code Chart

    Engine does not Start because No Initial Combustion

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    Toyota Tundra Service Manual > Can Communication System: Open in Bus 1 Main Bus Line
    DESCRIPTION There may be an open circuit in one of the CAN main bus lines when the resistance between terminals 23 (CA1H) and 8 (CA1L) of the central gateway ECU (network gateway ECU) is 70 Ω or higher. Symptom Trouble Area Resistance between terminals 23 (CA1H) and 8 (CA1L) of the central gateway ...

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