Page 1153 of 1807
60A
ABS NO. 1
FROM POWER SOURCE SYSTEM (
SEE PAGE 56)
2
23 1455
55 E 6
E 643 61
2 5 555
5 55
A 26 B1B7A24 A8A21 IB6 13 IB62IB61IJ1 16 IJ1 15 II1 21
IF1 11
6IB5 IB5 5 IB5 3 IB5 4 IB6 5 IB5 10 IB5 9 IB5 8 IB5 7 IB6 6
B 7 B 8 B 5 B 6 A 5 B 3 B 4 B 2 B 1 A 3 A 4 A 2A 14 B 12 A 1 B 6 B 4 A 15 B 11 B 5 A 2 B 10
A 1EA1 6
EA 2
14 4
11 16 22 1
23
I 2
ABS ACTUATORB A 6 , A 7A ABS ECUB A20 , A21ADATA LINK
CONNECTOR 2 D 5
DATA LINK
CONNECTOR 1 D 1 RR
V- W
V
L- B
V- W
L- W
W- B
LG- B
RABS MOTOR
RE LA Y
ABS SOLENOID
RELA Y
B- R
R
P- B P- B
Y Y
L
L
R
R- LP- L Y- R B- R Y- GP- BP B- YY G- W
R- LP- L Y- R B- R Y- GP- BP B- YY G- WL- WL
R+ MR SR TC
SRLR SR RR SFRR SFLR AST SRLH SRRH SFLH SFRH MT
SRLR SRRR SFRR SFLR AST SRLH SRRH SFLH SFRH MT BS BM
GND
W- BW- B
V- W
V
L- B
B- RR
V- W
M
L
D/G TS
ABS TC
(
SHORT PIN)
WB
WA TS TC
164
ABS W/ TRACTION CONTROL)
Page 1154 of 1807
FR OM POWER SOUR CE SYS TEM (
SEE PAGE 56)
15A
STOP
I 4
I183 5 1 2 2
A 20 A 7 A 19 A 6 A 5 A 13 A 11
A 3 A 16 A 4 A 17 A 25 A 12 B 9 B 3 B 2 B 8 A 9 A 22 A 23 A 10IF2 12
IB5 2 IB5 1 IB2 5 IB2 4 IC2 8 IC2 3
IE IG8 16 7 15 4
2 1
2 1
1 2
1 2 1 2THROTTLE ECU T16
ABS DECELERATION SENSOR A23 ABS ECUB A2 0 , A2 1A
ABS SPEED SENSOR REAR RH A32
ABS SPEED SENSOR REAR LH A31
ABS SPEED SENSOR FRONT LH A10
ABS SPEED SENSOR FRONT RH A11STOP LIGHT SW S11 ABS WARNING LIGHT
[TELLTALE LIGHT LH] T 5
RR- RL+ RL- FL+ FL- FR+IG1 STP RRO RLO
L
L
L
B- R
G- W
Y- B
GR- R L
P
V
LG
W
B
RV
LG
W
B
R
LL
(
SHIELDED) W- B
W- B
G
R W- B
W- B
GL1 GG ND GND2 GND1 FR-VGS GL2
W
B (
SHIELDED)
FRO FL O
LG- B
OY L
W
RR+A 18IJ1 14
Y- R Y- R
11
EXO E10
ENGINE CONTROL MODULE
5
L
I 9 W- B WA
FL O FRO RLO RRO WA
ABS
GGND GL1 GL2 VGS
10A
GAUGE
1E 1210A
ECU- IG
1K 13 1I10
165
Page 1155 of 1807

166
ABS (W/ TRACTION CONTROL)
THIS SYSTEM CONTROLS THE RESPECTIVE BRAKE FLUID PRESSURES ACTING ON THE DISC BRAKE CYLINDERS
OF THE RIGHT FRONT WHEEL, LEFT FRONT WHEEL, RIGHT REAR WHEEL AND LEFT REAR WHEEL WHEN THE
BRAKES ARE APPLIED IN A PANIC STOP SO THAT THE WHEELS DO NOT LOCK.
THIS RESULTS IN IMPROVED DIRECTIONALLY STABILITY AND STEERABILITY DURING PANIC BRAKING.
1. INPUT SIGNALS
(3) SPEED SENSOR SIGNAL
THE SPEED OF THE WHEELS IS DETECTED AND INPUT TO TERMINALS FL+, FR+, RL+ AND RR+ OF THE ABS
ECU.
(4) STOP LIGHT SW SIGNAL
A SIGNAL IS INPUT TO TERMINAL STP OF THE ABS ECU WHEN THE BRAKE PEDAL IS DEPRESSED.
(5) DECELERATION SENSOR SIGNAL
LONGITUDINAL AND LATERAL ACCELERATION IS DETECTED AND INPUT TO THE ABS ECU.
2. SYSTEM OPERATION
DURING SUDDEN BRAKING, THE ABS ECU WHICH HAS SIGNALS INPUT FROM EACH SENSOR CONTROLS THE
CURRENT FLOWING TO THE SOLENOID INSIDE THE ACTUATOR AND LETS THE HYDRAULIC PRESSURE ACTING ON
EACH WHEEL CYLINDER ESCAPE TO THE RESERVOIR. THE PUMP INSIDE THE ACTUATOR IS ALSO OPERATING AT
THIS TIME AND IT RETURNS THE BRAKE FLUID FROM THE RESERVOIR TO THE MASTER CYLINDER, THUS
PREVENTING LOCKING OF THE VEHICLE WHEELS.
IF THE ECU JUDGES THAT THE HYDRAULIC PRESSURE ACTING ON THE WHEEL CYLINDER IS INSUFFICIENT, THE
CURRENT ACTING ON SOLENOID IS CONTROLLED AND THE HYDRAULIC PRESSURE IS INCREASED.
HOLDING OF THE HYDRAULIC PRESSURE IS ALSO CONTROLLED BY THE ECU, BY THE SAME METHOD AS ABOVE,
BY REPEATED PRESSURE REDUCTION, HOLDING AND INCREASE ARE REPEATED TO MAINTAIN VEHICLE
STABILITY AND TO IMPROVE STEERABILITY DURING SUDDEN BRAKING.
A20 (A), A21 (B) ABS ECU
(A) 13-GROUND::10-14 VOLTS WITH THE IGNITION SW AT ON POSITION
(A) 5-GROUND:10-14 VOLTS WITH THE STOP LIGHT SW ON
(A) 12,(A) 25-GROUND:ALWAYS CONTINUITY
A 6 (A), A 7 (B) ABS ACTUATOR
(A) 1-GROUND:ALWAYS CONTINUITY
(A) 5-(A) 4.33 W
(B) 1, (B) 2, (B) 3, (B) 4- (A) 4,:APPROX. 8 8 W
(B) 5, (B) 6, (B) 7, (B) 8- (A) 4,:APPROX. 4.3 W
S11 STOP LIGHT SW
2-1:CLOSED WITH THE BRAKE PEDAL DEPRESSED
A10, A11 ABS SPEED SENSOR FRONT LH, RH
1-2:0.4-1.8 K W (20C, 68F)
A31, A32 ABS SPEED SENSOR REAR LH, RH
1-2:0.9-1.3 K W (20C, 68F)
SYSTEM OUTLINE
SERVICE HINTS
Page 1156 of 1807

167
: PARTS LOCATION
CODESEE PAGECODESEE PAGECODESEE PAGE
A 6A24(2JZ-GTE)A21B28D 528
A 7B24(2JZ-GTE)A2328E1029
A1024(2JZ-GTE)A3130S1129
A1124(2JZ-GTE)A3230T 529
A20A28D 124(2JZ-GTE)T1629
: RELAY BLOCKS
CODESEE PAGERELAY BLOCKS (RELAY BLOCK LOCATION)
222R/B NO. 2 (ENGINE COMPARTMENT LEFT)
523R/B NO. 5 (ENGINE COMPARTMENT RIGHT)
: JUNCTION BLOCK AND WIRE HARNESS CONNECTOR
CODESEE PAGEJUNCTION BLOCK AND WIRE HARNESS (CONNECTOR LOCATION)
1E20INSTRUMENT PANEL WIRE AND J/B NO. 1 (LEFT KICK PANEL)
1H20COWL WIRE AND J/B NO. 1 (LEFT KICK PANEL)
1I20COWL WIRE AND NO. 1 (LEFT KICK PANEL
1K20COWL WIRE AND J/B NO. 1 (LEFT KICK PANEL)
: CONNECTOR JOINING WIRE HARNESS AND WIRE HARNESS
CODESEE PAGEJOINING WIRE HARNESS AND WIRE HARNESS (CONNECTOR LOCATION)
EA132(2JZ-GTE)ENGINE WIRE AND ENGINE ROOM MAIN WIRE (NEAR THE R/B NO. 2)
IB236ENGINE ROOM MAIN WIRE AND COWL WIRE (LEFT KICK PANEL)
IB536ENGINE ROOM MAIN WIRE AND COWL WIRE (RIGHT KICK PANEL)IB636ENGINE ROOM MAIN WIRE AND COWL WIRE (RIGHT KICK PANEL)
IC236FLOOR NO. 2 WIRE AND COWL WIRE (LEFT KICK PANEL)
IF136INSTRUMENT PANEL WIRE AND COWL WIRE (INSTRUMENT PANEL REINFORCEMENT LH)IF236INSTRUMENT PANEL WIRE AND COWL WIRE (INSTRUMENT PANEL REINFORCEMENT LH)
II138ENGINE WIRE AND INSTRUMENT PANEL WIRE (RIGHT KICK PANEL)
IJ138ENGINE WIRE AND COWL WIRE (RIGHT KICK PANEL)
: GROUND POINTS
CODESEE PAGEGROUND POINTS LOCATION
IE36LEFT KICK PANEL
IG36RIGHT KICK PANEL
: SPLICE POINTS
CODESEE PAGEWIRE HARNESS WITH SPLICE POINTSCODESEE PAGEWIRE HARNESS WITH SPLICE POINTS
I 238COWL WIREI 938COWL WIREI1138COWL WIREI1838COWL WIRE
Page 1157 of 1807
1212
X4567891011 12 13
14 15
X 17 18 X 20 21 22 2324 25 26
4 X14 X X X
X X
XXXX12 X4 2 ABLACK A 6 B GRAYA 7A A20
B A21A10
A23 A31 A32 D 1
D 5S11 T 5 GRAY
GRAY GRAY BLACK
DARK GRA YBLUE 1 2
11
XXX
XX X11
X16XX23 22 X
X
X 12
3451234
567812A11
GRAY
123456
7 8 9 10 11 1212 X53
1 2X
XX X
X
78
X1516E10 DARK GRAY
T1 6XXXX
5
168
ABS (W/ TRACTION CONTROL)
Page 1158 of 1807

169
TRACTION CONTROL
TRACTION CONTROL IS THE SYSTEM TO REALIZE A FAVORABLE ACCELERATOR CONTROLABILITY BY MAKING
THE ENGINE OUTPUT MOST APPROPRIATE FOR THE ACCELERATION UNDER EACH DRIVING CONDITION
PROVIDED BY THE THROTTLE ECU.
(TRACTION OFF SW)
THIS IS THE SWITCH TO STOP THE OPERATION OF SLIP CONTROL. AFTER STARTING THE ENGINE, PRESSING THE
SWITCH ONE TIME UNDER THE CONDITION THAT THE SNOW INDICATOR DOES NOT LIGHT ON, MAKES IT IN THE
OPERATION STOP CONDITION (OFF), AND PRESSING IT ONE MORE TIME MAKES IT IN THE OPERATION WAITING
CONDITION. IN ADDITION, RESTARTING AFTER THE ENGINE STOP MAKES IT IN THE OPERATION WAITING
CONDITION WITHOUT CONCERNING THE TRACTION OFF SW.
(SNOW MODE SW)
THIS IS THE SWITCH TO FIX LOW LOADS CONTROL AT THE TIME OF DRIVING ON A SLIPPERY ROAD SUCH AS
SNOWY ROAD. AFTER STARTING THE ENGINE, PRESSING THE SWITCH MAKES IT FIX AT LOW LOAD CONTROL
AND SNOW INDICATOR LIGHT COMES ON. IN ADDITION, RESTARTING AFTER THE ENGINE STOP MAKES IT ALWAYS
IN NORMAL CONDITION (AUTO MODE) WITHOUT CONCERNING THE SNOW MODE SW CONDITION. PRESSING THE
SNOW MODE SW UNDER OPERATION PROHIBITION CONDITION OF THE TRACITION (TRAC OFF INDICATOR LIGHTS
ON.) CANCELS THE OPERATION PROHIBITION OF THE TRACTION AND ALSO FIXES IT AT LOW LOAD CONTROL.
(TRAC OFF INDICATOR LIGHT)
THIS LIGHT COMES ON BY SELECTING THE OPERATION STOP CONDITION OF THE TRACTION CONTROL WITH
TRACTION OFF SW AND ALERTS THE DRIVER TO BE IN OPERATION STOP CONDITION AND ALSO ALERTS THE
DRIVER BY BLINKING IN CASE OF THE OCCURANCE OF THE SYSTEM MAULFUCTION.
T15 (A), T16 (B)THROTTLE ECU
WT-E1: 0.3 VOLTS WITH THE IGNITION SW ON AND THE TRAC OFF INDICATOR LIGHT ON
9-14 VOLTS WITH THE IGNITION SW ON AND THE TRAC OFF INDICATOR LIGHT OFF
IND-E1 :0.3 VOLTS WITH THE IGNITION SW ON AND SLIP INDICATOR LIGHT ON
:9-14 VOLTS WITH THE IGNITION SW ON AND SLIP INDICATOR LIGHT OFF
CSW-E1:0.3 VOLTS WITH THE IGNITION SW ON AND THE TRAC OFF SW HOLDED ON PUSHING
:9-14 VOLTS WITH THE IGNITION SW ON AND THE TRAC OFF SW RELEASED
SIND-E10.3 VOLTS WITH THE IGNITION SW ON AND THE SNOW INDICATOR LIGHT ON
9-14 VOLTS WITH THE IGNITION SW ON AND THE SNOW INDICATOR LIGHT OFF
SNOW-E1:0.3 VOLTS WITH THE IGNITION SW ON AND THE SNOW MODE SW HELD ON PUSHING
:9-14 VOLTS WITH THE IGNITION SW ON AND THE SNOW MODE SW RELEASED
NE-E1: PULSE GENERATION (ENGINE IDLING)
TC-E1:4.5-5.5 VOLTS WITH THE IGNITION SW ON AND THE ENGINE NOT RUNNING
WA-E1:9-14 VOLTS WITH THE IGNITION SW ON AND THE ABS ECU NORMAL CONDITION
0.3 VOLTS WITH THE IGNITION SW ON AND THE ABS ECU ABNORMAL CONDITION
EFIB-E19-14 VOLTS WITH THE IGNITION SW ON AND THE ENGINE NOT RUNNING
IDL2-E1:9-14 VOLTS WITH THE ENGINE RUNNING AND THE SUB THROTTLE VALVE FULLY OPEN
0-3 VOLTS WITH THE ENGINE RUNNING AND THE SUB THROTTLE VALVE FULLY CLOSED
VTA2-E1:3.2-4.9 VOLTS WITH THE ENGINE RUNNING AND THE SUB THROTTLE VALVE FULLY OPEN
0.3-0.8 VOLTS WITH THE ENGINE RUNNING AND THE SUB THROTTLE VALVE FULLY CLOSED
BATT-E1: ALWAYS 9-14 VOLTS
+B-E1:9-14 VOLTS WITH THE IGNITION SW ON AND ENGINE NOT RUNNING
IDL1-E1:9-14 VOLTS WITH THE IGNITION SW ON AND THE THROTTLE VALVE FULLY OPEN
0-3 VOLTS WITH THE IGNITION SW ON AND THE THROTTLE VALVE FULLY CLOSED
VTA1-E1:3.2-4.9 VOLTS WITH THE IGNITION SW ON AND THE THROTTLE VALVE FULLY OPEN
0.3-0.8 VOLTS WITH THE IGNITION SW ON AND THE THROTTLE VALVE FULLY CLOSED
RLY+-RL Y :9-14 VOLTS WITH THE IGNITION SW ON
A,A-,B,B+--EO1: PULSE GENERATION (ENGINE RUNNING AND THE THROTTLE VALVE FULLY CLOSED)
EFI+,EFI-, ETC+,ETC--E1: PULSE GENERATION (IGNITION SW ON)
T 8 TRACTION CONTROL SW
4-6:CLOSED WITH THE TRACTIOIN CONTROL SW AT OFF POSITION
8-6:CLOSED WITH THE TRACTIOIN CONTROL SW AT SNOW POSITION
S18 SUB THROTTLE VALVE MOTOR
4-6, 3-1:APPROX. 0.44 W
SYSTEM OUTLINE
SERVICE HINTS
Page 1159 of 1807
7. 5A
TRAC
2 FROM POWER SOURCE SYSTEM (
SEE PAGE 56)
1
36 1455
55 2
4613
619 720
6 48
238
B 8 B 16 B 7 B 15 A 23 A 25 A 24 A 12 A 11 B 12 B 4 B 9 B 1
B 64 B63 A40 A39A 19 A 6 A 4 A 3 A 26 A 13 B 14 B 6IB5 14
IB5 12IB5 11
E16
I11
IG IE EC EDSUB THROTTLE
VALVE MOTOR S18ABS ECU A20
TRACTION
CONTROL
SW T 8
SUB THROTTL E
POSITION SENSOR S 5
THROTTLE POSITION SENSOR T 2
ENGINE CONTROL
MODULEA E 9 , E10
B THROTTLE ECUB T1 5 , T1 6AR
W- R
L- Y L- R
L- B
BR- B BR- BL- B L- R
(
SHIELDED)
Y
L
B
R
Y- B
GR- R
LG- B
O
BATT +B RLY+ RLY-
A-GE01
FRO
E1 EO1 SNOW
R GR- R
V- Y
G- O GR- RR R GR - RBR W- BR- BLG
W- B W- B
W- B
IDL1 IDL2
VTO1 VTO2 TRACTION
SOLENOID
RELAY
E16 : M/T
I17 : A/T
VTA1 VTA2 IDL1 IDL2 CSWAB- B RLORRO FLO
10A
EC U- B
1H 8
A- A B- B
FLO FR O RLO RROTC
SNOWOFF
170
TRACTION CONTROL
Page 1160 of 1807
A 38A 1630A
EFI NO. 1
2 FROM POWER SOURCE SYSTEM (
SEE PAGE 56)
1
112
51 3222
22 42
4 8
A 17 A9A8A21 A14 A7A20 A15B 5B7
A 24A 26 A 27 A 13 A 14 B 51 B 67B 3B10 B5B11 B2A1 A 9
IF2 2IF212
IF1 9IF21
I 2 I 2
I14
EB EA2 2
EA1 8 IF1 11
II1 2113
Y DATA LINK
CONNECTOR 2 D 5
DATA LINK
CONNECTOR 1 D 1
TELL TALE LIGHT LH T 5
THROTTLE ECUB T15 , T1 6A
ENGINE CONTROL MODULEA E 9 , E10
B
COMBINATION
METERB C10 , C12A
LG- R
R
R
RR P- B P- B
LG- R LG- R
LG- R
LG- R
L L
P- G
WWP- G
YY
TC TCOPA
SNOW
SLIP
TCWA SI N DEFI MAIN
RELA Y
B- R B- R B- Y
W- B
EFIB
P
W- L
Y
BR
(
SH IEL DED)
B
W
(
SH IEL DED)
GR
GRFAIL ETC+ ETC- GE12 EFI+ EFI- GE11
EFIF FAIL
W- B
ETC+ ETC- EFI+ EFI-
M- RELNE
P- L
NEO WT IND
EFIF
GR
10A
GAUGE
1E 12
TRAC
OFF
ABS
171