Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / Audio system / Turning on light switch does not light up night time
illumination of radio receiver
Toyota Corolla (E120): Turning on light switch does not light up night time illumination of radio receiver
Wiring diagram

Inspection procedure
1 Inspect radio receiver assy(ill+, ill–)

- Check that the voltage between terminals at each condition, as shown in the chart.
Standard:



Repair or replace harness or connector
Other materials:
How to scroll
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Ecm (1zz–fe)
Replacement
1. Disconnect battery negative terminal
2. Remove glove compartment door assy
3. Remove ecm
Remove the 2 clips using a clip remover. Then, open the
cover.
Disconnect the 4 ecm connectors.
remove the wire harness from the wire harness clamp.
Remove the 2 ...
Diagnosis system
Description
when troubleshooting obd ii vehicles, the only difference
from the usual troubleshooting procedure
is that you need to connect an obd ii scan tool complying
with sae j1987 or a hand–held tester to the
vehicle, and read off various data output from the
vehicle ...


