Toyota 1 MZ–FE Manual page 522

EG2–522
Check operation of the VSV for EGR.
Check for short in harness and connector
between VSV and ECM (See page IN–31).
1MZ–FE ENGINE – CIRCUIT INSPECTION
(1) Remove EGR VSV.
(2) Disconnect EGR VSV connector.
(1) Measure resistance between terminals.
(2) Measure resistance between each terminal
and the body.
(1 ) Resistance: 26 – 46
(2) Resistance: 1 M
Check operation of EGR VSV when battery voltage
is applied, and is not applied to the terminals of
EGR VSV connector.
Battery voltage is applied:
The air from pipe E flows out through the air
filter.
Battery voltage is not applied:
The air from pipe E flows out through pipe G.
Replace VSV for EGR.
at 202C (682F)
or higher.