Diagnostic & Repair Tech

HELP! My car is not running right. All about Natural Aspirated OEM Lexus/Toyota V8 Powertrain. Post your N/A car problems here.

Repair & Maintenance Tutorials (DIY)

This sub forum is to help newbies or veterans on basic repairs and maintenances. If you have repair tutorials please post them here.
Threads
31
Messages
156
Threads
31
Messages
156
N
Starter
Lextreme
  • Sticky
Diagnostic Codes
Replies
11
Views
17K
George_R
George_R
G
No injector pulse on SC400 1UZ engine.
Replies
0
Views
27
GertRoewer
G
U
Throttle Problems
Replies
4
Views
614
CDubz90
C
P
1992 1UZ jumps timing
Replies
2
Views
69
Peacebay
P
I
need some advice for a 1990 lexus ls400 supercharged stored for 12 years
Replies
8
Views
152
ifeelsooblue
I
3
USZ131 Crown interior diagnostic pinouts?
Replies
0
Views
56
361UZ
3
O
The ECU is activating speed limiter
Replies
3
Views
96
gloverman
G
J
New alternator connector order for 97 ls400
Replies
1
Views
55
gloverman
G
MissySoarer
No power to fuel pump. Car cranks but won't start!
Replies
11
Views
212
dailey
D
G
Help. Sparks from the ECU body. That can't be good.
Replies
0
Views
51
gloverman
G
R
Misfire at crusing speed
Replies
1
Views
116
gloverman
G
S
GS400 Brake pedal soft.
Replies
0
Views
114
Spinnetti
S
neromax
sc 400 1uzfe wont start - freaky problem
Replies
8
Views
284
Zuffen
Zuffen
E
1UZ in 1976 FJ40. Check engine light wiring.
Replies
3
Views
222
gloverman
G
B
How to diagnose vvt issues on Lexus 4 liter V8
Replies
1
Views
180
gloverman
G
M
Air Temperature Sensor location 1UZ FE VVTi
Replies
2
Views
218
gloverman
G
K
Vacuum diagram help please!!
Replies
1
Views
265
gloverman
G
J
3uz-fe weird idle and throttle lag under 3k rev
Replies
14
Views
572
Jgrov2
J
D
Alternator issue
Replies
4
Views
250
dannyboy77
D
fabre12
1uzfe knocking
2
Replies
27
Views
1K
fabre12
fabre12
V
High/weird Idle, Dead e-throttle, CEL
Replies
7
Views
357
gloverman
G
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