Transcription of FAULT CODE 2636 VGT Actuator Driver Circuit - …
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View Related TopicOverviewCircuit DescriptionThe variable geometry turbocharger (VGT) is electronically activated by the VGT Actuator . TheVGT Actuator is a smart device that receives information via the j1939 data link from theprimary engine electronic control module (ECM). The VGT Actuator performs its owndiagnostics and reports failures back to the primary engine ECM, using the j1939 data LocationThe VGT Actuator is located on the turbocharger bearing to Procedure 100-002in Section diagnostic runs continuously when the keyswitch is in the ON position or when the engineis CODE 2636 vgt actuator driver circuit -Abnormal Update RateCODEREASONEFFECTF ault Code:2636 PID: S027 SPN:641 FMI: 9/9 LAMP: RedSRT:VGT Actuator Driver Circuit -Abnormal UpdateRate.
The primary engine ECM does not receive a valid J1939 message from the VGT actuator for more than 1 second. The ECM illuminates the red STOP ENGINE light immediately when the …
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