Toyota Supra 1990 Manual page 275

7M-GE
~~~Lqll~
VT~I
VC
~
Ohmmeter
{l
7M-GTE
VC~
VT A
..llLOWI
1
IDLf
I
E2~
Ohmmeter
{l
10
EFI SYSTEM - Air Induction System
FI-101
FI3454
Thickness Gauge
FI3453
Ir------..- ~-~
{
,
~_ IDLVT~~
FI1125
i
I
I
)
FI3458
2. INSPECT THROTTLE POSITION SENSOR
(a) Disconnect the connector from the sensor.
(b) Insert a thickness gauge between the throttle stop
screw and stop lever.
(c) Using an ohmmeter, measure the resistance between
each terminal.
Clearance between
lever and stop screw
Between terminals
Resistance
7M·GE
7M·GTE
o
mm (0 in.)
VTA - E2 0.2 - 1.2 kSl
0.4 mm
<0.5 mm
IDL - E2
2.3 kSl or less
(0.0157 in.) (0.0197 in.)
0.75 mm 0.9mm
IDL - E2
(0.0295 in.)
(0.0354 in.) 00
Throttle valve fully
VTA - E2
3.5 - 10.3 kSl
opened position
-
VC- E2 4.25 - 8.25 kSl
Ai S1
0
F'
_
.
..,/
.
I
REMOVAL OF THROTTLE BODY
(7M-GE)
1.
2.
3.
DRAIN COOLANT FROM THROTTLE BODY
DISCONNECT ACCElERATOR CONNECTING ROD
DISCONNECT VACUUM HOSES
,'1
,
4.
DISCONNECT NO.2 AND NO.3 WATER BY-PASS HOSES
5.
6.
7.
8.
DISCONNECT THROTTLE POSITION SENSOR
CONNECTOR
DISCONNECT AIR CLEANER HOSE
REMOVE THROTTLE BODY BRACKET
REMOVE THROTTLE BODY
(a) Remove the four bolts, throttle body and gasket.
(b) Remove the VTV.