Fuel Pressure Control System - Toyota 22R-E Service Manual

EG1–210
ENGINE – MFI SYSTEM

FUEL PRESSURE CONTROL SYSTEM

VSV INSPECTION
1. CHECK VACUUM CIRCUIT CONTINUITY IN VSV BY
BLOWING AIR INTO PIPE
(a) Connect the VSV terminals to the battery terminals as
illustrated.
(b) Blow air into pipe E and check that air comes out of
pipe G.
(c) Disconnect the battery.
(d) Blow air into pipe E and check that air comes out of
pipe F.
If a problem is found, repair or replace the VSV.
2. CHECK FOR SHORT CIRCUIT
Using an ohmmeter, check that there is no continuity
between the terminal and the VSV body.
If there is continuity, replace the VSV.