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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  • Sticky
94 LS400 - sluggish acceleration, and low RPM pinging
2 3 4
Replies
66
Views
33K
P Bateman
P
E
  • Sticky
1UZFE runs great without AFM
3 4 5
Replies
97
Views
28K
EIL_V8
EIL_V8
Lextreme II
  • Sticky
Diagnostic Codes
Replies
9
Views
22K
George_R
George_R
D
  • Sticky
1UZ-FE vs. 1UZ-FE VVTI
2 3
Replies
40
Views
52K
hijbeek
H
MissySoarer
No power to fuel pump. Car cranks but won't start!
Replies
12
Views
5K
Ic3spirit
I
ivan129
Stuck Valve / Sticky Valve.
Replies
1
Views
28
ivan129
ivan129
J
1UZ coolant in oil
Replies
2
Views
40
jad
J
E
Weird Oil Pressure Issue
Replies
2
Views
121
EddyB
E
J
Instrument panel not working
Replies
1
Views
71
ivan129
ivan129
B
Engine has started cutting out
Replies
2
Views
109
Badwolf
B
J
1993 sc400 cranks but wont start.
Replies
1
Views
147
P Bateman
P
fastegg
UBD2 code reader
Replies
0
Views
70
fastegg
fastegg
fastegg
'98 LS400... Check VSC light always on
Replies
0
Views
118
fastegg
fastegg
P
Lexus Diagnostic Signals Chart 1UZ-FE
Replies
3
Views
230
Lextreme
Lextreme
A
A341E Auto transmission will not forward when hot .but will move for 200metres after key is turned off for 10seconds
Replies
3
Views
347
naranjoauto
N
E
2UZFE Engine wiring
Replies
0
Views
133
Ezytroppy
E
T
ECU compatibility
Replies
0
Views
107
Trey
T
J
Is it possible to wire and ISC valve the wrong way
Replies
8
Views
172
Zuffen
Zuffen
U
Need Maintenance and Service manuals and Wiring diagram
Replies
2
Views
203
cherryswirltreat
C
E
Lexus LS400 ECU
Replies
3
Views
364
Ericmess
E
S
New (2 me) 2000 LS400 - Brake issue.
Replies
7
Views
430
Spinnetti
S
I
1992 SC400 good Alternator not charging (missing relay?)
Replies
10
Views
669
blinkerfluid
B
C
1UZ Code 14 and 15 but runs?
Replies
18
Views
620
blinkerfluid
B
B
Sc400 crank no start 2024
Replies
1
Views
241
blinkerfluid
B
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