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
96
Views
22K
sideshow
S
Lextreme II
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Diagnostic Codes
Replies
9
Views
19K
George_R
George_R
D
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1UZ-FE vs. 1UZ-FE VVTI
2 3
Replies
40
Views
44K
hijbeek
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O
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94 LS400 - sluggish acceleration, and low RPM pinging
2 3
Replies
59
Views
25K
White ls400
White ls400
M
1uzfe swap won’t start no spark
Replies
0
Views
47
Mx831uz
M
J
Help for a code 71
Replies
5
Views
2K
gloverman
G
Jay351
1uz running better with AFM unplugged
2
Replies
33
Views
5K
Lextreme
Lextreme
F
Running issue
Replies
0
Views
90
ford34
F
N
Power Steering Pump Repair
Replies
11
Views
4K
Lextreme
Lextreme
M
1UZ-FE Vacuum Diagram
Replies
1
Views
2K
Lextreme
Lextreme
K
99 vvti swap, e30 bmw, no power under load
Replies
3
Views
142
George_R
George_R
C
1UZFE ring/bearing rebuild
Replies
4
Views
205
gloverman
G
SkidMark
Ignition only works on 2nd turn key
Replies
1
Views
123
SkidMark
SkidMark
B
Alternator troubles in my 1991 LS400
Replies
5
Views
186
dweinhart
D
fastegg
Fuel & temp gauges not working properly
Replies
7
Views
240
fastegg
fastegg
D
No power and bad backfire under throttle
Replies
5
Views
177
dweinhart
D
A
Ignitor compatability
Replies
1
Views
116
dweinhart
D
D
Keep blowing headgasket on N/A 1uzfe
Replies
2
Views
127
dweinhart
D
C
Ignition problems after driving for a few hours
Replies
1
Views
111
ivan129
ivan129
fastegg
Check VSC & ABS issue
Replies
9
Views
225
fastegg
fastegg
D
Updated: Valve Leaking Problems
Replies
5
Views
259
Derflandhumus
D
V
LS430 JDM ECU- OBD2 INITIALIZATION STRING
Replies
0
Views
122
V86
V
D
ECU Repairers
Replies
4
Views
171
Zuffen
Zuffen
C
2010 ls460 awd won’t start aft collision. Please help
Replies
1
Views
103
George_R
George_R
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