
If the indicator light does not go on, replace the meter unit.

Check 3-5: Warning Indicator Light (Red LED) (Oil Pressure Warning)
Inspection
Check 3-7 Stop Watch InspectionFuel Injector Output Voltage Inspection
NOTE
Be sure the battery is fully charged.
Turn the ignition switch to OFF.
Remove the ECU (see ECU Removal).
Do not disconnect the ECU connector
Connect a digital meter [A] to the connector (gray) [B] with
the needle adapter set.
Special Tool - Needle Adapter Set: 57001-1457
...
Check 2-3: Intake Air Temperature Inspection
Disconnect the intake air temperature sensor connector
[A] (see Intake Air Temperature Sensor Removal in the
Self-Diagnosis System chapter).
Connect the variable rheostat [B] to the R/BK lead [C] and
BR/BK lead [D] terminals.
Turn the ignition switch to ON.
Read the temperatur ...
Torque Limiter Removal
Remove:
Starter Motor (see Starter Motor Removal in the Electrical
System chapter)
Throttle Body Assy Holder [A]
Breather Hose [B]
Roll up the heat insulation rubber plate [C].
Remove:
Torque Limiter Cover Bolts [A]
Torque Limiter Cover [B]
Remove:
Torque Limit ...