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1995 LS400 intermittent rough idle and stalling

Old 11-23-13, 02:04 PM
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markkontos
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Default 1995 LS400 intermittent rough idle and stalling

I have a 1995 ls 400 creampuff and recently have been experiencing intermittent rough idle and stalling problems. runs fine just after warmup and comes out of it when pressing the accelerator durng rough idle after 30 or so seconds. Any ideas?
Old 11-23-13, 05:33 PM
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RA40
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Welcome to Club Lexus.
https://www.clublexus.com/forums/ls4...questions.html

The electrical section.
Old 11-23-13, 06:18 PM
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LScowboyLS
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how long since the car had a proper tune-up? (plugs, OEM wires, OEM caps & rotors) ?

if a tune up has been done within the last 100K, then the most likely culprits on a '95 would be:

Failing ECU capacitors
Idle Air Control Valve

have you had the car scanned for OBD-II codes? (free at most all auto parts stores, Autozone, Advance, O'Reilly, etc.) or you can buy a fine OBD-II scanner at amazon for less than $20
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