MULTIPORT FUEL INJECTION (MFI) DIAGNOSIS
TSB Revision
MULTIPORT FUEL INJECTION (MFI) <3.0L>
13B-648
IAC VALVE
POS
45
Idle air control
(stepper)
position
*2
•
Engine
coolant
temperature
: 80
−
95
°
C
(176
−
203
°
F)
•
Lights,
electric
cooling fan
and all
accessories
: OFF
•
Transaxle:
neutral (A/T:
"P" range)
•
Engine:
idling (when
A/C switch
is "ON. "A/C
compressor
should be
operating)
A/C switch:
"OFF"
2
−
25 STEP
−
−
A/C switch:
"OFF"
→
"ON"
Increases by
10
−
70
STEP
•
A/C switch:
"OFF"
•
Selector
lever: "N" to
"D" range
Increases by
5
−
50 STEP
IAT
SENSOR
13
Intake air
temperature
sensor
Ignition switch:
"ON" or with
engine running
Intake air
temperature is
−
20
°
C (
−
4
°
F)
−
20
°
C (
−
4
°
F) Code No.
P0111,
P0112,
P0113
Intake air
temperature is
0
°
C (32
°
F)
0
°
C (32
°
F)
Intake air
temperature is
20
°
C (68
°
F)
20
°
C (68
°
F)
Intake air
temperature is
40
°
C (104
°
F)
40
°
C (104
°
F)
Intake air
temperature is
80
°
C (176
°
F)
80
°
C (176
°
F)
MUT-II SCAN
TOOL
DISPLAY
ITEM
NO.
INSPECTION ITEM
INSPECTION REQUIREMENT
NORMAL
CONDITION
INSPECTION
PROCEDURE
NO.
REFERENCE
PAGE