Toyota Corolla (E120) 2002–2008 Repair Manual / Windshield/windowglass/mirror / Combination meter assy
Toyota Corolla (E120): Combination meter assy
Overhaul
Hint
: components:
1. Remove meter hood sub–assy
2. Remove combination meter assy
- Remove the screw.
- disengage the 2 clips as shown in the illustration.
- disconnect the connector, then remove the combination meter.
3. Remove combination meter glass
- Disengage the 8 claws, then remove the combination meter glass.
Other materials:
Circuit description
The side squib (lh) circuit consists of the airbag sensor assy center and
front seat airbag assy (lh).
It causes the srs to deploy when the srs deployment conditions are satisfied.
Dtc b0115/47 is recorded when a short is detected in the side squib (lh)
circuit.
Wiring diagram
...
Source voltage drop
The srs is equipped with a voltage–increase circuit (dc–dc converter) in the
airbag sensor assy center
in case the source voltage drops.
When the battery voltage drops, the voltage–increase circuit (dc–dc converter)
functions to increase the
voltage of the srs to normal voltage.
...
Sound quality is bad in all modes (volume is too low)
Wiring diagram
Inspection procedure
1 Adjust sound quality
Adjust the sound quality.
Operate the radio receiver assy to adjust the sound quality.
Standard: malfunction disappear.
2 Compare it with another car of same model
Compare it with another vehicle of the same mo ...