Inspection Procedure - Toyota T100 1996 Service Manual

WIRING DIAGRAM
W−R
B−Y
4
EA1
J/B No.1
17
1C
3
1A
From
IG Switch

INSPECTION PROCEDURE

1 Connect OBD II scan tool or TOYOTA hand−held tester and read value of mass
air flow rate.
PREPARATION:
(a) Connect the OBD II scan tool or TOYOTA hand−held tester to the DLC3.
(b) Turn the ignition switch ON and push the OBD II scan tool or TOYOTA hand−held tester main switch
ON.
(c) Start the engine.
CHECK:
Read mass air flow rate on the OBD II scan tool or TOYOTA hand−held tester.
RESULT:
Mass air flow rate (gm/sec.)
1996 TOYOTA T100 (RM449U)
DIAGNOSTICS
B−W
2 2
5
2
EFI
1
2
EFI Relay
R/B No.2
− ENGINE (3RZ−FE)
3
W−R
2
2
2
9
EA1
9
EA
Mass Air Flow Meter
Type I
0.5 gm/sec.
Type I Go to step 2.
Type II Go to step 5.
IE1
1
2
3
Y−R
E6 E6
16 3
2
BR
E6 E6
(M/T)(A/T)
Type II
202.2 gm/sec. or more
DI−23
ECM
2
VG
E3
E1
P19917