Z31/SENSORS/powertransistor php: Difference between revisions
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{{ImportedFrom|site=Xenonzcar|title=Z31 Power Transistor and Circuit|url=https:// | {{ImportedFrom|site=Xenonzcar|title=Z31 Power Transistor and Circuit|url=https://z31library.com/xenonzcar_archive/z31/SENSORS/powertransistor.php.html|archive=https://z31library.com/xenonzcar_archive/z31/SENSORS/powertransistor.php.html|fetched=2026-05-15}} | ||
== Z31 Power Transistor and Circuit == | == Z31 Power Transistor and Circuit == | ||
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The Ignition Signal from the E.C.C.S control unit is amplified by the power transistor, which connects and disconnects the coil primary circuit to induce the proper high voltage in the secondary circuit. | The Ignition Signal from the E.C.C.S control unit is amplified by the power transistor, which connects and disconnects the coil primary circuit to induce the proper high voltage in the secondary circuit. | ||
''WARNING | ''' | ||
*WARNING* - Do this modification at your own risk. We Are not responsable for any issues of your own doing. | |||
''' | |||
=== Common Problems === | === Common Problems === | ||
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Below you will see how to troubleshoot this circuit. | Below you will see how to troubleshoot this circuit. | ||
[https://z31library.com/xenonzcar_archive/z31/images/Sensors/powertransistor.jpg https://z31library.com/xenonzcar_archive/z31/images/Sensors/powertransistorthumb.jpg] | |||
Click to enlarge (Image from Nissan Motor Company Factory Service Manual) | Click to enlarge (Image from Nissan Motor Company Factory Service Manual) | ||
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As our Z31s get older and the supply of Power transistors diminishes, a replacement is needed. The newer PRW-2 transistor, found on several distributor-equipped Nissans, can be easily swapped in to replace the stock unit. | As our Z31s get older and the supply of Power transistors diminishes, a replacement is needed. The newer PRW-2 transistor, found on several distributor-equipped Nissans, can be easily swapped in to replace the stock unit. | ||
[[Z31/prw2 php|Click for more information about the Upgrade process]] | |||
=== Sources Used === | |||
* [[Z31/z31fsm php|1984-1988 Nissan 300ZX Factory Service Manual]] | |||
[[Category:Imported from Xenonzcar]] | [[Category:Imported from Xenonzcar]] | ||
Latest revision as of 22:53, 20 October 2026
Imported page. This page was converted from an archived copy of "Z31 Power Transistor and Circuit" (Xenonzcar, fetched 2026-05-15). The conversion was mechanical, so tables, links and formatting may contain conversion artefacts. Compare against the archived copy if something looks wrong. The content belongs to its original authors.
Z31 Power Transistor and Circuit[edit]
The Ignition Signal from the E.C.C.S control unit is amplified by the power transistor, which connects and disconnects the coil primary circuit to induce the proper high voltage in the secondary circuit.
- WARNING* - Do this modification at your own risk. We Are not responsable for any issues of your own doing.
Common Problems[edit]
- Loss Of Spark
Troubleshooting[edit]
Below you will see how to troubleshoot this circuit.
Click to enlarge (Image from Nissan Motor Company Factory Service Manual)
Upgrade for the Power Transistor[edit]
As our Z31s get older and the supply of Power transistors diminishes, a replacement is needed. The newer PRW-2 transistor, found on several distributor-equipped Nissans, can be easily swapped in to replace the stock unit.
Click for more information about the Upgrade process