Circuit Description The turbocharger wastegate is a vacuum actuated valve used to control the exhaust gas heat sent to the turbo. The wastegate pulse width…
Author: samuel
C ircuit Description The EGR flow is controlled by the vacuum actuated EGR va l ve. The EGR pulse width modulated solenoid meters the vacuum…
C ircuit Description A dash light is illuminated by the PCM if the diagnostics has detected certain errors related to the accelerator pedal position (APP)…
Circuit Description The EGR flow is controlled by the vacuum actuated EGR valve. The EGR vent so l enoid purges to atmosphere the vacuum level…
Refer to Glow Plug Controls Circuit Description A dash light (Wait To Start) is illuminated by the PCM when the glow plugs are commanded ON.…
Circuit Description A dash light is illuminated by the PCM if diagnostics have detected certain errors related to the engine performance or engine sensor status.…
Circuit Description The PCM provides a 5 vol t supply for use in powering up sensors. This test monitors the voltage present at terminals BRD13…
Circuit Description This test checks for mismatched (incorrect) passwords between the Passlock module and PCM. Whenever the Passlock module or PCM are replaced, a theft…
C ircuit Description This diagnostic test checks for the Enable Password Learning Flag indicating the PCM is in learn password mode. This mode allows the…
Circuit Description The Passlock Module receives the code from the hall effect sensor in the steering column and compares it to the code the Passlock…