Toyota 1RZ Supplement Manual page 273

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5 Ch eck VSV fo r EGR
OK
6 Ch eck fo r o p en an d sh o rt in h arn ess an d co n n ecto r b etween VSV fo r EGR an d
en g in e ECU
Check and replace engine ECU.
W hen not using hand - - held tester
1 Ch eck th e co n n ectio n o f vacu u m h o se.
OK
2 Ch eck th e vacu u m b etween EGR valve an d VSV fo r EGR at 2,800 rp m
NG
DIAGNOSTICS
(See p ag e F I - - 53)
NG
( See p ag e IN - - 21)
NG
NG
OK
3RZ-F,3RZ-FE
- - ENGINE (2RZ- -FE, 3RZ- -FE)
Replace VSV for EGR.
Repair or replace harness or connector.
Repair or replace.
Proceed to next circuit inspection shown on
probl e m s y m ptoms ta bl e
Pages From Supplement
TO MODEL INDEX
DI- -181
(S e e pa ge DI - - 9 2 )
CONTINUED