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:
Inspection procedure
1 Inspect dlc3 terminal voltage(ts terminal)
Turn the ignition switch to on.
measure voltage between terminals ts and cg of dlc3.
Ok:
voltage: 10 – 14 v
2 Check harness and connector(dlc3 – body ground)
Check for open and short circuit in harness and connector between
...
Replacement
Hint:
installation is in the reverse order of the removal. But the installation is
indicated only when it has a point.
1. Remove radiator grille sub–assy
Remove the 2 bolts and clip.
using a screwdriver, remove the radiator grille.
Hint:
tape the screwdriver tip before use. ...
Inspection procedure
Hint:
troubleshoot each trouble symptom in accordance with the chart below.
1 Clear dtc
Connect the hand–held tester or the obd ii scan tool to the dlc 3.
turn the ignition switch on and push the hand–held tester or the
obd ii scan tool main switch on.
read the dtc . ...


