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rough idle.

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Old 05-04-15, 02:00 PM
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sc4dragon
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Default rough idle.

I bought a 1992 SC400 for a good price of $250. Runs good but after a minute or so the low oil light comes on. When it is warm the car acts like it is lacking fuel, engine light, trac light, ABS light, and low coolant light comes on. However all the levels are good. Could it be more than one issue or could it all be linked.
Old 05-04-15, 02:12 PM
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lexus95
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have you pulled the ecu and check for leaking capacitors?
Old 05-04-15, 05:09 PM
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sc4dragon
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Default rough idle.

I purchased a TRC ecu but they sent the incorrect one. Were you thinking the TRC ecu or ENGINE ecu?
Old 05-04-15, 08:09 PM
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^He's referring to the engine ECU. Open it up, look for any signs of corrosion or leakage below the caps. Also look for deformed capacitors.
Old 05-05-15, 01:19 PM
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sc4dragon
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Default rough idle

I opened up the ecu. Saw at least one leaking cap. I have the H9010 numbers and 105 C but what caps do I buy from digikey? Because I cannot find any Volts or other markings.
Old 05-11-15, 04:59 PM
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I purchased the capacitors and had them installed buy an electronics man. But I am having the same issue. Any ideas will be useful.
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