Mitsubishi Eclipse. Manual - part 363

THROTTLE BODY ASSEMBLY

TSB Revision

MULTIPORT FUEL INJECTION (MFI) <2.4L>

13A-945

THROTTLE BODY ASSEMBLY

REMOVAL AND INSTALLATION

M1131007700306

Pre-removal Operation
• Engine Coolant Draining [Refer to GROUP 00, Mainte-

nance Service 

− Engine Coolant (Change) 

P.00-58

.]

• Air Cleaner Removal (Refer to GROUP 15, Air Cleaner 

P.15-6

.)

Post-installation Operation
• Air Cleaner Installation (Refer to GROUP 15, Air Cleaner 

P.15-6

.)

• Engine Coolant Refilling [Refer to GROUP 00, Mainte-

nance Service 

− Engine Coolant (Change) 

P.00-58

.]

• Accelerator Cable Adjustment (Refer to GROUP 17, 

On-vehicle Service 

− Accelerator Cable Adjustment 

P.17-4

.)

AC000232

19 ± 3 N·m
14 ± 2 ft-lb

19 ± 3 N·m
14 ± 2 ft-lb

7

2

4

1

3

6

6

8

9

N

AB

5

REMOVAL STEPS

1.

ACCELERATOR CABLE 
CONNECTION

2.

THROTTLE POSITION SENSOR 
CONNECTOR

3.

IDLE AIR CONTROL MOTOR 
CONNECTOR

4.

VACUUM HOSE CONNECTION

5.

VACUUM HOSE CONNECTION 
<VEHICLES WITH 
AUTO-CRUISE CONTROL 
SYSTEM>

6.

WATER HOSE CONNECTION

7.

THROTTLE BODY STAY

8.

THROTTLE BODY

>>A<<

9.

THROTTLE BODY GASKET

REMOVAL STEPS (Continued)

THROTTLE BODY ASSEMBLY

TSB Revision

MULTIPORT FUEL INJECTION (MFI) <2.4L>

13A-946

INSTALLATION SERVICE POINT

.

>>A<< THROTTLE BODY GASKET INSTALLATION

CAUTION

Poor idling etc. may result if the throttle body gasket is 
installed incorrectly.
Install the throttle body gasket as shown in the illustration.

DISASSEMBLY AND ASSEMBLY

M1131009700302

<VEHICLES WITHOUT AUTO-CRUSE CONTROL SYSTEM>

NOTE: IF THE ADJUSTING SCREW WAS HAPPEN 
TO HAVE BEEN REMOVED, PERFOM SPEED 
ADJUSTING SCREW ADJUSTMENT.

AC000233

PROJECTION

AB

AK000589

6

5

4

3

2

1

AD

2.0 ± 0.5 N·m
18 ± 4 in-lb 

2.0 ± 0.5 N·m
18 ± 4 in-lb 

REMOVAL STEPS

<<A>> >>A<<

1. THROTTLE POSITION SENSOR
2. IDLE AIR CONTROL MOTOR
3. O-RING

<<B>>

4. THROTTLE BODY

5. SPEED ADJUSTING SCREW
6. O-RING

REMOVAL STEPS (Continued)

THROTTLE BODY ASSEMBLY

TSB Revision

MULTIPORT FUEL INJECTION (MFI) <2.4L>

13A-947

<VEHICLES WITH AUTO-CRUSE CONTROL SYSTEM>

NOTE: IF THE ADJUSTING SCREW WAS HAPPEN 
TO HAVE BEEN REMOVED, PERFOM SPEED 
ADJUSTING SCREW ADJUSTMENT.

DISASSEMBLY SERVICE POINTS

.

<<A>> THROTTLE POSITION SENSOR DISASSEBLY
1. Do not disassemble the sensor and motor.
2. Do not clean the sensor and motor by dipping them into 

cleaning solvent. Clean them with shop towel.

.

<<B>> THROTTLE BODY DISASSEMBLY
1. Do not disassemble the throttle body. 

AK000035

5 ± 1 N·m
44 ± 9 in-lb 

AK000035

7

6

5

9

8

4

3

2

1

5 ± 1 N·m
44 ± 9 in-lb 

2.0 ± 0.5 N·m
18 ± 4 in-lb 

AD

2.0 ± 0.5 N·m
18 ± 4 in-lb 

2.0 ± 0.5 N·m
18 ± 4 in-lb 

5 ± 1 N·m
44 ± 9 in-lb 

7.0 ± 1.5 N·m
62 ± 13 in-lb 

REMOVAL STEPS

<<A>> >>A<<

1. THROTTLE POSITION SENSOR
2. LEVER ASSEMBLY
3. IDLE AIR CONTROL MOTOR
4. O-RING

<<B>>

5. THROTTLE BODY
6. THROTTLE SPEED ADJUSTING 

SCREW

7. BRACKET

8. SPEED ADJUSTING SCREW
9. O-RING

REMOVAL STEPS (Continued)

THROTTLE BODY ASSEMBLY

TSB Revision

MULTIPORT FUEL INJECTION (MFI) <2.4L>

13A-948

2. Check if the vacuum port or passage is clogged. Use 

compressed air to clean the vacuum passage.

ASSEMBLY SERVICE POINT

.

>>A<< THROTTLE POSITION SENSOR (TPS) INSTALLA-
TION
1. Install the throttle position sensor to the throttle body as 

shown in the illustration.

2. Turn the throttle position sensor 90 degrees 

counterclockwise to set it, and tighten the screws.

3. Connect an ohmmeter between terminals 1 (ground) and 3 

(output), or between terminals 3 (output) and 4 (power).
Then, make sure that the resistance changes smoothly 
when the throttle valve is slowly moved to the fully open 
position. 

AK000037

TPS

AB

1 2 3 4

AK000038AB

AKX01635

THROTTLE POSITION 
SENSOR POWER

GROUND

THROTTLE POSITION 
SENSOR OUTPUT

AB