Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSTOYOTA2005ECHO L4-1.5L (1NZ-FE)REPAIR AND DIAGNOSISRELAYS AND MODULESRELAYS AND MODULES - WINDOWS AND GLASSHEATED GLASS CONTROL MODULETESTING AND INSPECTION
2005 Toyota Echo L4-1.5L (1NZ-FE)
Heated Glass Control Module: Testing and Inspection
2005 Toyota Echo L4-1.5L (1NZ-FE)SECTION Testing and Inspection
W/ Defogger timer:
INSPECT DEFOGGER TIMER OPERATION
a. Connect the positive (+) lead from the battery to terminal 3 and negative (-) lead to terminal 4.
b. Connect the positive (+) lead from the battery to terminal 2 through a 3.4 W test bulb.
c. Turn the defogger switch ON and check that the indicator light and test bulb light up for 12 for 18 minutes, then the indicator light and test bulb lights go out.
If operation is not as specified, replace the switch.
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.