My injectors will not spray gas and i replaced the tps and computer what else can i check? The ignition module. The module has to send the tach signal to the ecm before the ecm will fire the injectors
...module and ECM 5) Poor routing of EST harness and/or poor quality ignition wires (EMI induced electrical noise) 6) Faulty or incorrect ignition module 7) Faulty ECM Thank you for using fixya and keep ...
Module (ECM) is used in this guide it will refer to the engine control computer regardless that it may be a Vehicle Control Module (VCM), Powertrain Control Module (PCM) or Engine Control Module (ECM)
Question about 1999 Sierra 3500
which handles most of the sensors.ECM 1 powers the ignition module, coil, injectors and the rest of the engine sensors.You may need a repair book with diagrams to check all of the circuits for shorts
Question about 1999 Sierra 3500
module with a communication failure. Speedometer The IPC displays the vehicle speed as determined by the ECM. The IPC calculates the mileage based on the serial data vehicle speed information from the
...module (ECM) enables the FPCM and sends the desired fuel line pressure to the FPCM via GMLAN. The FPCM sends a pulse width modulated (PWM) voltage to the in-tank fuel pump allowing the fuel line ...
...module (ECM) and controls the fuel pump located within the fuel tank to achieve the desired fuel pressure. The FPCM sends a PWM signal to the fuel pump, and pump speed is changed by varying the duty ...
...Module (ECM) Indicated TCS Malfunction DTC P0856: Traction Control Torque Request Circuit The electronic brake control module (EBCM) and the engine control module (ECM) simultaneously control the ...
Question about 2010 Sierra 1500
...module (ECM). Connect a scan tool to the vehicle in the pass-thru arrangement. Turn ON the ignition, with the engine OFF. Ensure that all power consuming devices are turned OFF on the vehicle. On the ...
Question about 2010 Sierra 1500
module (ECM) Accelerator Pedal Position (APP) Sensor The accelerator pedal contains 2 individual accelerator pedal position (APP) sensors within the assembly. The APP sensors 1 and 2 are potentiometer
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