Toyota Yaris: Vacuum Pump / Installation

Toyota Yaris XP210 (2020-2024) Reapir and Service Manual / Brake / Brake System (other) / Vacuum Pump / Installation

INSTALLATION

PROCEDURE

1. INSTALL VACUUM PUMP ASSEMBLY

(a) When using new vacuum pump assembly:

(1) Apply engine oil to the No. 4 O-ring installed in a new vacuum pump assembly.

NOTICE:

Do not apply engine oil to the No. 2 O-ring.

*1

No. 2 O-ring

*2

No. 4 O-ring

Engine oil

(b) When reusing the vacuum pump assembly:

(1) Install a new No. 2 O-ring to the vacuum pump assembly.

*1

No. 2 O-ring

*2

No. 4 O-ring

Engine oil

(2) Apply engine oil to the No. 4 O-ring on the vacuum pump assembly.

NOTICE:

Do not apply engine oil to the No. 2 O-ring.

(c) Apply engine oil to the inner surface of the installation hole.

(d) Install the vacuum pump assembly so that the oil pipe engages with the hole of the camshaft and the coupling teeth with the grooves on the camshaft tip.

NOTICE:

  • Ensure that the vacuum pump assembly is installed securely.
  • Be careful not to pinch the O-ring.

(e) Install the vacuum pump assembly with the 4 bolts.

Torque:

21 N·m {214 kgf·cm, 15 ft·lbf}

NOTICE:

After installation, check that there are no gaps between the matching surfaces and that the vacuum pump assembly is not installed at an angle.

2. CONNECT NO. 3 VACUUM TRANSMITTING HOSE

(a) Connect the No. 3 vacuum transmitting hose to the vacuum pump assembly.

3. CONNECT UNION TO CONNECTOR TUBE HOSE

(a) Connect the union to connector tube hose, and slide the clamp to secure it.

4. INSTALL NO. 1 WATER BY-PASS PIPE

(a) Engage the clamp.

(b) Install the No. 1 water by-pass pipe with the 2 nuts.

Torque:

10 N·m {102 kgf·cm, 7 ft·lbf}

5. CONNECT OUTLET HEATER WATER HOSE

(a) Connect the outlet heater water hose, and slide the clamp to secure it.

6. INSTALL ENGINE WIRE

(a) Engage the clamp to install the engine wire.

7. INSTALL NO. 1 FUEL VAPOR FEED HOSE

(a) Engage the 2 clamps to install the No. 1 fuel vapor feed hose.

8. INSTALL FUEL TUBE SUB-ASSEMBLY

(a) Engage the clamp to install the fuel tube sub-assembly.

9. INSTALL ECM

Click here

10. ADD ENGINE COOLANT

Click here

11. INSPECT FOR COOLANT LEAK

Click here

12. INSTALL NO. 1 ENGINE UNDER COVER ASSEMBLY

Click here

13. INSPECT VACUUM PUMP OPERATION

Click here

14. INSTALL NO. 1 ENGINE COVER SUB-ASSEMBLY

Click here

    Removal

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