HPI Performance Tech Center — LS injector wiring

Why Does My LS Have Fuel Pressure but No Injector Pulse? Complete Troubleshooting Guide

Posted by donald blatz on

Why Does My LS Have Fuel Pressure but No Injector Pulse? Complete Troubleshooting Guide

LS has fuel pressure but no injector pulse? Check injector power, crank and cam signals, ECU power, grounds, VATS, wiring harness compatibility, fuses, and tuning.

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