Toyota CH-R Service Manual: Diagnosis System

DIAGNOSIS SYSTEM

DESCRIPTION

The main body ECU (multiplex network body ECU) and certification ECU (smart key ECU assembly) control the LIN communication system. LIN communication system data and Diagnostic Trouble Codes (DTCs) can be read through the Data Link Connector 3 (DLC3).

When the system seems to be malfunctioning, use the Techstream to check for malfunctions and perform repairs.

CHECK DLC3

(a) Check the DLC3.

Click here

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 INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY AND MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) *A 1 Connector Type - - ...

    Data List / Active Test
    DATA LIST / ACTIVE TEST DATA LIST HINT: Using the Techstream to read the Data List allows the values or states of switches, sensors, actuators and other items to be read without removing any part ...

    Other materials:

    Toyota CH-R Service Manual > Rear Coil Spring: Installation
    INSTALLATION CAUTION / NOTICE / HINT HINT: Use the same procedure for the RH side and LH side. The following procedure is for the LH side. PROCEDURE 1. INSTALL REAR UPPER COIL SPRING INSULATOR (a) Install the rear upper coil spring insulator to the vehicle. 2. INSTALL REAR L ...

    Toyota CH-R Service Manual > Power Steering System: TC and CG Terminal Circuit
    DESCRIPTION Connecting terminals TC and CG of the DLC3 causes the ECU to display DTCs by blinking the EPS warning light. WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE: If the power steering ECU assembly has been replaced, perform assist map writing and torque sensor zero point calibration ...

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