Toyota Celica 2005, Руководство по ремонту

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− DIAGNOSTICS ENGINE (2ZZ − GE)
DI − 631
2 Perform active test by hand − held tester (VSV for secondary air injection system).
PREPARATION:
(a) Connect the hand − held tester to the DLC3 on the vehicle.
(b) Turn the ignition switch ON and push the hand − held tester main switch ON.
(c) Start the engine.
(d) Enter the following menu: DIAGNOSIS / ENHANCED OBD II / ACTIVE TEST / SECOND AIR VSV /
ALL or USER DATA (press the right or left button).
NOTICE:
When selecting USER DATA, select SECONDARY AIR” and ”SECOND AIR VSV” on the screen by
pressing the ”YES” button on the tester.
HINT:
When operating the VSV in the secondary air system, the air pump is also operated at the same time.
CHECK:
Check that the SECONDARY AIR, SECOND AIR VSV and 2ND AIR PRESS on the hand − held tester indi-
cate the same conditions as the chart below.
NOTICE:
This test allows the technician to operate the VSV for only 5 seconds. If you perform the test again,
more than 30 seconds interval must be required after the previous test is done.
Tester Operation
Specified Condition
SECONDARY AIR (*1) SECOND AIR VSV (*2) 2ND AIR PRESS (*3)
VSV is ON ON ON 2.5 kPa (19 mmHg) or more
VSV is OFF OFF OFF less than 2.5 kPa (19 mmHg)
HINT:
*1: Means the signal output from the ECM to operate the air pump.
*2: Means the signal output from the ECM to operate the VSV.
*3: Means the difference between the air pressure inside the air pressure sensor and the atmospheric pres-
sure.
When the pressure inside the secondary air injection system is equal to the atmospheric pressure, the
hand − held tester displays ”0 kPa.”
NG Go to step 12.
OK
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