Toyota FJ Cruiser (GSJ 10, 15 series). Instruction — part 106
1GR-FE ENGINE CONTROL SYSTEM – SFI SYSTEM
ES–379
ES
Result
(e) Reconnect the canister pump module connector.
B
A
(a) Turn the ignition switch OFF.
(b) Disconnect the L10 canister pump module connector.
(c) Apply the battery voltage to VLVB and VGND terminals
of the canister pump module.
(d) Touch the canister pump module to confirm the vent
valve operation.
Result
(e) Reconnect the canister pump module connector.
A
B
(a) Connect an intelligent tester to the DLC3.
(b) Turn the ignition switch ON and turn the tester ON.
(c) Select the following menu items: DIAGNOSIS /
ENHANCED OBD II / ACTIVE TEST / VACUUM PUMP.
(d) Measure the voltage between terminal MPMP of the
ECM connector and the body ground when the leak
detection pump is turned ON and OFF using the tester.
Result
Test Results
Suspected Trouble Areas
Proceed To
11 to 14 V
Normal
A
Below 3 V
Power source wire harness of vent valve
B
Go to step 32
22
INSPECT CANISTER PUMP MODULE (VENT VALVE OPERATION)
Charcoal Canister Assembly:
VGND (-)
VLVB (+)
A112598E01
Test Results
Suspected Trouble Areas
Proceed To
Operating
Wire harness between vent valve and ECM
A
Not operating
Vent valve
B
Go to step 32
Go to step 30
23
PERFORM ACTIVE TEST USING INTELLIGENT TESTER (FOR LEAK DETECTION PUMP)
E47
MPMP
ECM Connector
G100798E15
Test Results
Suspected Trouble Areas
Proceed To
Below 3 V when OFF
11 to 14 V when ON
ECM normal
A
11 to 14 V when OFF
Below 3 V when ON
ECM
B
ES–380
1GR-FE ENGINE CONTROL SYSTEM – SFI SYSTEM
ES
B
A
(a) Connect an intelligent tester to the DLC3.
(b) Turn the ignition switch OFF.
(c) Disconnect the L10 canister pump module connector.
(d) Turn the ignition switch ON and turn the tester ON.
(e) On the intelligent tester, select the following menu items:
DIAGNOSIS / ENHANCED OBD II / ACTIVE TEST /
VACUUM PUMP.
(f)
Turn the leak detection pump ON.
(g) Measure the voltage between MTRB terminal of the
canister pump module connector and the body ground.
Result
(h) Reconnect the canister pump module connector.
B
A
Go to step 35
24
CHECK HARNESS AND CONNECTOR (CANISTER PUMP MODULE - ECM)
1 2 3 4 5
6 7 8 9 10
Canister Pump Module Connector
Front View
Wire Harness Side:
MTRB
L10
L10
A133462E03
Test Results
Suspected Trouble Areas
Proceed To
11 to 14 V
Normal
A
Below 3 V
Wire harness between ECM and leak detection pump
B
Go to step 32
1GR-FE ENGINE CONTROL SYSTEM – SFI SYSTEM
ES–381
ES
(a) Disconnect the L10 canister pump module connector.
(b) Turn the ignition switch OFF.
(c) Check the resistance between MGND terminal of the
canister pump module connector and the body ground.
Result
(d) Reconnect the canister pump module connector.
A
B
(a) Stop the engine.
(b) Disconnect the EVAP hose from the intake air surge
tank.
(c) Start the engine.
(d) Use your finger to confirm that the port of the intake air
surge tank has suction.
Result
(e) Reconnect the EVAP hose.
A
25
CHECK HARNESS AND CONNECTOR (CANISTER PUMP MODULE - GROUND)
1 2 3 4 5
6 7 8 9 10
Canister Pump Module Connector
Front View
Wire Harness Side:
MGND
L10
L10
A133462E04
Test Results
Suspected Trouble Areas
Proceed To
Below 1
Ω
Leak detection pump
A
10 k
Ω or more
Wire harness between leak detection pump and body ground
B
Go to step 30
Go to step 32
26
INSPECT INTAKE AIR SURGE TANK (EVAP PURGE PORT)
Test Results
Suspected Trouble Areas
Proceed To
Suction applied
EVAP hose between intake air surge tank and purge
VSV
A
No suction
Intake air surge tank
B
Go to step 33
ES–382
1GR-FE ENGINE CONTROL SYSTEM – SFI SYSTEM
ES
B
HINT:
•
When reinstalling the fuel cap, tighten it until a few click
sounds are heard.
•
When replacing the fuel cap, use a fuel cap that meets
OEM specifications, and install it until a few click sounds
are heard.
NEXT
HINT:
When installing the fuel cap, tighten it until a few click sounds
are heard.
NEXT
(a) Disconnect the vent hose.
Go to step 34
27
CORRECTLY REINSTALL OR REPLACE FUEL CAP ASSEMBLY
Go to step 37
28
REPLACE FUEL CAP ASSEMBLY
Go to step 37
29
LOCATE EVAP LEAK PART
Canister Filter
Canister
Vent Hose
Disconnected
Vent Hose
Adapter
EVAP Pressure
Tester Tool
A133410E01
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