TEST 5: Making Sure The Ignition Coil Is Getting 12 Volts. TEST 4: Testing The Ignition Coil For Spark. TEST 3: Testing The Ignition Coil's High Tension Wire For Spark. TEST 2: Testing For Spark At The Distributor Cap. With the right knowledge, you can keep your 300ZX running at peak performance and save money on expensive trips to the mechanic. TEST 1: Testing For Spark At The Spark Plug Wires. Plus, you’ll be able to confidently make modifications or repairs on your own. With this information in hand, you can then troubleshoot problems and make repairs as necessary.īy taking the time to understand the 300ZX PTU Wiring Diagram, you’ll be able to quickly identify and solve any issues your vehicle may be experiencing. Once all the wires and connectors are identified, you can then begin to trace their paths, connecting them to the various components. This includes labeling each connector according to its purpose and noting the color and size of each wire. First, you must identify all wires and connectors in the diagram. In order to properly use the 300ZX PTU Wiring Diagram, there are a few key steps to follow. Together, these two components are responsible for controlling the 300ZX’s performance. The PCM is responsible for managing the fuel and air intake, while the ECU manages the ignition timing, as well as other functions. The diagram consists of two major sections: the powertrain control module (PCM) and the engine control unit (ECU).

The 300ZX PTU Wiring Diagram is an intricate and complex document, but understanding it can be simplified if you take the time to familiarize yourself with its components. It's an important tool for any mechanic or DIYer who needs to diagnose or repair their car. It provides a detailed road map of the vehicle’s components and how they work together. The 300ZX PTU Wiring Diagram is the core of the Nissan 300ZX’s electrical system.

1990 nissan 300zx power transistor unit