Toyota FJ Cruiser (GSJ 10, 15 series). Instruction — part 5
1GR-FE EMISSION CONTROL – EMISSION CONTROL SYSTEM
EC–1
EC
ENGINE
1GR-FE EMISSION CONTROL
EMISSION CONTROL SYSTEM
PARTS LOCATION
AIR FUEL RATIO SENSOR
HEATED OXYGEN SENSOR
AIR FUEL RATIO SENSOR
HEATED OXYGEN
SENSOR
BATTERY
VACUUM REGULATING VALVE
ENGINE ROOM RELAY BLOCK
- EFI 20A
- EFI RELAY
- A/F HEATER 15A
- A/F HEATER RELAY
CHARCOAL CANISTER
- LEAK DETECTION PUMP
A129971E01
EC–2
1GR-FE EMISSION CONTROL – EMISSION CONTROL SYSTEM
EC
SYSTEM DIAGRAM
ECM
MREL
PRG
HT2B
OX2B
OX1B
HT1B
HA2A
A2A+
A2A-
A1A+
A1A-
HA1A
VSV (EVAP)
HT2B
OX2B
+B
E2
Heated Oxygen Sensor
(Bank1 Sensor 2)
Air Fuel Ratio Sensor
A
B
Battery
15A A/F
HEATER
20A
EFI
EFI
A/F
HEATER
OX1B
HT1B
+B
E2
Air Fuel Ratio Sensor
A2A+
A2A-
HA2A
+B
(Shield)
A1A+
A1A-
+B
HA1A
'(+01
Heated Oxygen Sensor
(Bank2 Sensor 2)
A129965E01
1GR-FE EMISSION CONTROL – EMISSION CONTROL SYSTEM
EC–3
EC
A
B
ECM
MPMP
VPMP
PPMP
VTA2
VTA1
M+
M-
Throttle Body Assembly
Canister Pump Module
E2
A129966E01
EC–4
1GR-FE EMISSION CONTROL – EMISSION CONTROL SYSTEM
EC
ON-VEHICLE INSPECTION
1.
INSPECT AIR-FUEL RATIO COMPENSATION
SYSTEM
(a) Measure the voltage between the terminals of the
ECM connectors.
Standard voltage
NOTICE:
Connect test leads from the back side of the
connector. Do not disconnect the connectors
from the ECM.
HINT:
Voltage between the terminals of the ECM is kept
constant regardless of the voltage of the A/F sensor.
(b) Connect the intelligent tester to the DLC3.
(c) Turn the ignition switch ON.
(d) Select the following menu items: DIAGNOSIS /
ENHANCED OBD II / DATA LIST / AFS B1 S1 and
O2S B1 S2.
(e) Warm up the A/F sensor with the engine speed at
2,500 rpm for approximately 2 minutes.
Tester Connection
Condition
Specified Condition
B2-22 (A1A-) - B3-1(E1)
Ignition switch ON
3.3 V
B2-23 (A2A+) - B3-1(E1)
Ignition switch ON
3.3 V
B2-30 (A1A+) - B3-1
(E21
Ignition switch ON
2.9 V
B2-31 (A2A-) - B3-1(E1)
Ignition switch ON
2.9 V
1
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
2
3
4
5
6
7
1
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
2
3
4
5
6
7
1
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
2
3
4
5
6
7
1
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
2
3
4
5
6
7
1
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
2
3
4
5
6
7
E47
E46
B3
B2
B1
A2A+ A2A-
A1A-
A1A+
E1
A121603E04
Intelligent Tester
DLC3
CAN VIM
A129958E01
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