Yaris L4-1.5L (1NZ-FE) (2007)
Throttle Body: Service and Repair
REMOVAL
1. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL
2. DRAIN ENGINE COOLANT
3. REMOVE CYLINDER HEAD COVER NO. 2
4. REMOVE AIR CLEANER CAP SUB-ASSEMBLY WITH AIR CLEANER HOSE NO. 1
a. Disconnect fuel vapor feed hose No. 1 and fuel vapor feed hose No. 2 from the vacuum switching valve assembly.
b. Disconnect the vacuum switching valve assembly connector and wire harness clamp.
c. Disconnect ventilation hose No. 2.
d. Disconnect the wire harness clamp and mass air flow meter connector.
e. Loosen the hose clamp, unlock the air cleaner assembly clamp and remove air cleaner cap subassembly with air cleaner hose No. 1.