Toyota Corolla 2004 Repair Manual - THROTTLE BODY ASSY

10–6

–ENGINE CONTROL SYSTEM THROTTLE BODY ASSY

Removal & Installation and Disassembly & Reassembly

1. DRAIN COOLANT(See page 16–7)

2. REMOVE CYLINDER HEAD COVER NO.2

(a) Remove 2 nuts, 2clips and the cylinder head cover No. 2.

A65077

3. REMOVE AIR CLEANER CAP SUB–ASSY

(a) Disconnect the MAF connector.
(b) Disconnect the VSV connector.

1008G–02

(c) Disconnect 3 vacuum hoses, as shown in the illustration.
(d) Loosen an air cleaner hose clump and disconnect an air

cleaner hose No. 1.

(e) Remove the air cleaner cap.

A65177

4. REMOVE AIR CLEANER HOSE NO.1

5. SEPARATE ACCELERATOR CONTROL CABLE ASSY

6. REMOVE THROTTLE BODY ASSY

(a) Disconnect an throttle position sensor connector.
(b) Disconnect a throttle body ISC valve assy connector.
(c) Disconnect a PCV hose.

2004 COROLLA (RM1037U)

A65188

960Author: Date:

A65189

10–7

–ENGINE CONTROL SYSTEM THROTTLE BODY ASSY

(d) Disconnect 2 water by–pass hoses.

(e) Remove 5 bolts, 2 nuts, throttle body bracket and throttle

body. (Transaxle M/T)

A65190

A66636

A65192

(f) Remove 3bolts, 2nuts and throttle body. (Transaxle A/T)

(g) Remove 2 bolts and accelerator cable bracket.

2004 COROLLA (RM1037U)

7. REMOVE E.F.I. THROTTLE POSITION SENSOR

(a) Remove 2 screws and the throttle position sensor as

shown in the illustration.

A65181

961Author: Date: