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HOMESERVICE MANUALSTOYOTA2005ECHO 2D SEDAN, STANDARDREPAIR AND DIAGNOSIS (SINGLE PAGE)ACCESSORIES & EQUIPMENTANTI-THEFT SYSTEMSTHEFT DETERRENT SYSTEM - DIAGNOSTICSCIRCUIT INSPECTIONSTARTER RELAY CIRCUITINSPECTION PROCEDURE
2005 Toyota ECHO 2D Sedan, Standard

Inspection Procedure

2005 Toyota ECHO 2D Sedan, StandardSECTION Inspection Procedure
NOTE: This troubleshooting is based on the premise that engine cranking occurs.

If the engine does not crank, proceed to the engine troubleshooting on DI-1.

  1. Check voltage between terminal SRLY of theft deterrent ECU connector and body ground. 

    PREPARATION:

    1. Disconnect the theft deterrent ECU connector.
    2. Transmission in neutral position.

    CHECK:

    Measure voltage between terminal SRLY of theft deterrent ECU connector and body ground, when ignition switch is turned to ST position.

    OK:

    Voltage: 10-14 V 

    Fig 1: Disconnecting Theft Deterrent ECU Connector
    G02591160Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. OK: Check and replace theft deterrent ECU. 
    2. NG: Check and repair harness and connector between starter and theft deterrent ECU (See  HOW TO USE THE DIAGNOSTIC CHART AND INSPECTION PROCEDURE  ). 
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.