Toyota Sienna Quiz
Engine

Removal

In this manual: Engine
Introduction — 55Service specifications — 7Maintenance — 7Engine — 264U151e automatic transaxle — 108Transfer — 19Propeller shaft — 8Drive shaft — 14Differential — 16Axle — 18Suspension — 37Tire and wheel — 54Brake control — 141Parking brake — 16Steering Column — 11Power steering — 18Air conditioning — 106Supplemental restraint system — 146Seat belt — 22Theft deterrent — 14Engine immobiliser — 17Cruise control — 65Lighting — 61Wiper and washer — 13Door lock — 42Meter — 28Audio / visual — 94Navigation — 108Park assist / monitoring — 33Horn — 5Garage door opener — 42GR-FE Engine control system — 126Supplemental restraint system — 147Other system — 14Windshield / windowglass — 43Mirror — 23Instrument panel — 6Seat belt — 22Seat — 92Engine hood / door — 104Exterior — 39Interior — 5Sliding roof — 9Multiplex communication — 18Can communication — 23
~1min read

1. Disconnect cable from negative battery terminal

2. REMOVE HEATED OXYGEN SENSOR (for Bank 1 Sensor 2) (See page EC-32)

3. REMOVE TAIL EXHAUST PIPE ASSEMBLY

(a) Remove the 2 bolts.

(b) Disconnect the 3 exhaust pipe supports and remove the tail exhaust pipe assembly.

REMOVE TAIL EXHAUST PIPE ASSEMBLY

(c) Remove the gasket from the center exhaust pipe assembly.

4. REMOVE CENTER EXHAUST PIPE ASSEMBLY

(a) Remove the 2 bolts and 2 compression springs.

(b) Disconnect the 2 exhaust pipe supports and remove the center exhaust pipe assembly

REMOVE CENTER EXHAUST PIPE ASSEMBLY

(c) Remove the gasket from the front exhaust pipe assembly.

5. REMOVE FRONT EXHAUST PIPE ASSEMBLY

(a) Disconnect the heated oxygen sensor (for bank 2 sensor 2) connector.

(b) Remove the 6 nuts and front exhaust pipe assembly.

REMOVE FRONT EXHAUST PIPE ASSEMBLY

(c) Remove the 2 gaskets from the front exhaust pipe assembly.

6. REMOVE NO. 1 EXHAUST PIPE SUPPORT BRACKET

REMOVE NO. 1 EXHAUST PIPE SUPPORT BRACKET

(a) Remove the bolt and No. 1 exhaust pipe support bracket.

7. REMOVE HEATED OXYGEN SENSOR (for Bank 2 Sensor 2) (See page EC-33)

Test yourself

A quick Toyota Sienna quiz: every answer comes with an explanation and a link to the manual page.