The service brake circuit function is to signal the ECM when the brakes are applied. This information is used to disengage the cruise control and…
The BARO (Barometric Pressure) sensor is a variable capacitance sensor that, when supplied with a 5 volt reference signal from the ECM, produces a linear…
The signal functions include the Data Communication Link and the ATA Diagnostic/Programming Link. See Figure “ATA Communications Function Diagram” . Figure 1. ATA Communications Function…
Follow these procedures to diagnose problems with the sensor or actuator circuits. Section 15.1.1 Basic Procedure The basic diagnostic procedure recommended for most sensor and…
For location of sensors, see Figure “Sensor and Actuator Locations on the Engine” , and see Figure “Sensor and Actuator Locations on the Engine” .…
The Flash Code Circuit Index as listed in Table “Flash Code Circuits” , provides information that is further detailed in sections that follow. Use the…
This section contains the supporting information for the Electronic Control Diagnostic Form. This section contains the supporting information for the Electronic Control System diagnostic…
Figure 1. Diagnostic Form The following procedure will lead you through the Valve Clearance Test. For a reproduction of the applicable portion of the diagnostic…
Figure 1. Diagnostic Form The following procedure will lead you through the Exhaust Restriction Test. For a reproduction of the applicable portion of the diagnostic…
Figure 1. Diagnostic Form The following procedure will lead you through the Wastegate Actuator Test. For a reproduction of the applicable portion of the diagnostic…