Diagnostic & Repair Tech

"Help, my car isn't running right!" All about naturally-aspirated OEM Lexus/Toyota V8 powertrain. Post your car problems here.
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1UZFE runs great without AFM
3 4 5
Replies
97
Views
24K
EIL_V8
EIL_V8
Lextreme II
  • Sticky
Diagnostic Codes
Replies
9
Views
20K
George_R
George_R
D
  • Sticky
1UZ-FE vs. 1UZ-FE VVTI
2 3
Replies
40
Views
47K
hijbeek
H
O
  • Sticky
94 LS400 - sluggish acceleration, and low RPM pinging
2 3
Replies
59
Views
27K
White ls400
White ls400
Kitten
Knock sensor wiring question
Replies
0
Views
30
Kitten
Kitten
R
Blocked Fuel Return Line?
Replies
4
Views
64
rparker888
R
T
1uzfe runs rich and no idle
Replies
0
Views
55
tink000
T
M
Classic ol' not staying running issue.
Replies
5
Views
133
Zuffen
Zuffen
D
Heavy misfire
Replies
3
Views
193
Zuffen
Zuffen
D
Heavy Misfire
Replies
1
Views
151
Mastathrash
M
H
High idle and high fuel consumption
Replies
0
Views
110
Harrisonpapa
H
E
.
Replies
14
Views
440
JZH
J
C
No start
Replies
1
Views
175
ivan129
ivan129
D
No spark on only 2 dizzy cap points?
Replies
3
Views
145
Zuffen
Zuffen
W
Swapped first crank! Very low idle
Replies
2
Views
128
Whitsonmetalworks
W
J
1UZFE Randomly Seized??
Replies
1
Views
121
ivan129
ivan129
Z
Ls400 sluggish, timing light reading 80 degreese advanced!!!! Help
Replies
0
Views
120
Zakd211
Z
M
Single turbo build
Replies
0
Views
184
MobileDaddy
M
H
Code 41....What am I missing?
Replies
3
Views
302
Hadmatt54
H
E
1UZ VVTI crank timing off
Replies
4
Views
521
ivan129
ivan129
B
1997 LS400 immobilized
Replies
1
Views
328
George_R
George_R
T
LS430 3UZFE struggling with code P1354
Replies
5
Views
677
George_R
George_R
B
Weird idle issue, please help
Replies
0
Views
266
brokenSC
B
M
1UZ-FE Hose problems Pls help
Replies
0
Views
284
Milk.Steam
M
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