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
eicca
My power curve ain't right ('98 1UZ VVTi)
2
Replies
34
Views
2K
cribbj
cribbj
T
92 SC400 Did timing/water pump/ignition system upgrades engine cranks but wont start up
Replies
6
Views
86
gloverman
G
eicca
Momentary crappy idle on cold start?
Replies
1
Views
346
eicca
eicca
jds8086
96 LS400 - "OE Level" Scan tool - No Communication
Replies
1
Views
71
gloverman
G
S
GS400 Brake pedal soft.
Replies
3
Views
257
Spinnetti
S
M
94 SC400 weird trans issues
Replies
11
Views
209
Michael Fodor
M
R
Overheating and head gasket repair
Replies
3
Views
144
Zuffen
Zuffen
M
Oil "Pooling" in top of Head
Replies
0
Views
64
MtyMseHarmer
M
J
p0340 wtf can not remove it even after following procedure
Replies
4
Views
126
Jgrov2
J
J
97 non-VVTi Stalled now No-Start
Replies
4
Views
89
JonnyObnoxious
J
A
Issues with 93 LS400
Replies
1
Views
80
gloverman
G
O
The ECU is activating speed limiter
Replies
9
Views
319
gloverman
G
P
1992 1UZ jumps timing
Replies
4
Views
233
gloverman
G
C
Misfiring in #5 & #7
Replies
6
Views
2K
KTAStrophy
K
M
Bent Valves?
Replies
3
Views
112
gloverman
G
G
No injector pulse on SC400 1UZ engine.
Replies
0
Views
146
GertRoewer
G
U
Throttle Problems
Replies
4
Views
741
CDubz90
C
I
need some advice for a 1990 lexus ls400 supercharged stored for 12 years
Replies
8
Views
290
ifeelsooblue
I
3
USZ131 Crown interior diagnostic pinouts?
Replies
0
Views
101
361UZ
3
J
New alternator connector order for 97 ls400
Replies
1
Views
120
gloverman
G
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