Toyota 2GR-FE Manual page 588

ES–432
22
PERFORM ACTIVE TEST USING INTELLIGENT TESTER (VACUUM PUMP (ALONE))
ES
Wire Harness Side:
Canister Pump Module Connector
1 2 3 4 5
N17
6 7 8 9 10
MTRB
Result
Below 3 V when OFF
9 to 14 V when ON
Below 3 V when OFF and ON
A
2GR-FE ENGINE CONTROL SYSTEM – SFI SYSTEM
N17
A136176E03
Test Results
(d) Reconnect the ECM connector.
(e) Reconnect the canister pump module connector.
A
Go to step 34
B
Go to step 31
(a) Turn the ignition switch off.
(b) Disconnect the N17 canister pump module connector.
(c) Turn the ignition switch on (IG).
(d) On the intelligent tester, select the following menu items:
DIAGNOSIS / ENHANCED OBD II / ACTIVE TEST /
VACUUM PUMP.
(e) Measure the voltage between MTRB terminal 1 of the
canister pump module connector and body ground when
the leak detection pump is turned ON and OFF using the
tester.
Suspected Trouble Areas
1. Wire harness between leak detection pump and
body ground
2. Leak detection pump
1. Wire harness between leak detection pump and
ECM
2. ECM
B
Go to step 24
Proceed to
A
B