Toyota CH-R Service Manual: Diagnosis System

Toyota CH-R Service Manual / Theft Deterrent / Keyless Entry / Immobiliser System(w/o Smart Key System) / Diagnosis System

DIAGNOSIS SYSTEM

DESCRIPTION

(a) The transponder key ECU assembly controls the immobiliser system. Immobiliser system data and Diagnostic Trouble Codes (DTCs) can be read through the vehicle Data Link Connector 3 (DLC3).

CHECK DLC3

(a) Check the DLC3.

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INSPECT BATTERY VOLTAGE

(a) Measure the battery voltage.

Standard Voltage:

11 to 14 V

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

Terminals Of Ecu

TERMINALS OF ECU CHECK TRANSPONDER KEY ECU ASSEMBLY (a) Disconnect the F22 transponder key ECU assembly connector. (b) Measure the resistance and voltage according to the value(s) in the table ...

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: ...

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