Toyota Corolla (E120): Combination meter assy

Overhaul

Hint

: components:

1. Remove meter hood sub–assy

2. Remove combination meter assy

  1. Remove the screw.
  2.  disengage the 2 clips as shown in the illustration.
  3.  disconnect the connector, then remove the combination meter.

3. Remove combination meter glass

  1. Disengage the 8 claws, then remove the combination meter glass.
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    Circuit description
    In the diagram below, when the engine is cranked, current flows from terminal st2 of the ignition switch to the starter relay coil and also current flows to terminal sta of the ecm (sta signal). When the sta signal and ne signal are input to the ecm, tr is turned on, current flows to the c ...

    Engine assembly
    Inspection 1. Inspect coolant 2. Inspect engine oil 3. Inspect battery 4. Inspect air cleaner filter element sub–assy 5. Inspect spark plug 6. Inspect fan and generator v belt Hint: you don’t need to check the belt deflection because auto tensioner is adopted. 7. Inspect ignition ti ...

    Inspection procedure
    1 Inspect terminal voltage(idl) Remove the cruise control ecu assy with connector still connected.  disconnect the ecm connector.  turn the ignition switch to on.  measure voltage between terminal 13 (idl) of cruise control ecu assy connector and body ground when the ...