Question about 1991 Nissan 300ZX
Ptu (power transistor unit)
the series 1 ptu goes out really often. you can repair it or buy a new one.
had the same problem with mine replaced the ptu and worked like new.
the ptu is on the passenger side timing cover with two connectors going to it.
Posted on Jan 26, 2010
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Posted on Jan 02, 2017
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