C0800
DTC C0800
CIRCUIT DESCRIPTION
The distance sensing cruise control (DSCC) module monitors the ignition 1 voltage circuit to determine if the voltage is within the normal operating range. When the DSCC module detects that the ignition 1 voltage is below 9.2 V or above 16 V, the DTC C0800 sets.
DTC DESCRIPTORS
This diagnostic procedure supports the following DTCs:
- DTC C0800 Device Power 1 Circuit Voltage Below Threshold
- DTC C0800 Device Power 1 Circuit Voltage Above Threshold
This vehicle has DTCs which include DTC Symptoms. For more information on DTC symptoms, refer to DTC Symptom Description in Vehicle DTC Information. DTC Symptom Description
CONDITIONS FOR RUNNING THE DTC
C0800 - 03 and 07
- Ignition is in RUN.
- Vehicle moving at a speed greater than 40.2 km/h (25 mph).
CONDITIONS FOR SETTING THE DTC
C0800 - 03
- The DSCC module detects that the ignition 1 voltage is less than 9.2 volts.
- The above condition is present for 7 seconds.
C0800 - 07
- The DSCC module detects that the ignition 1 voltage is greater than 16 volts.
- The above condition is present for 7 seconds.
ACTION TAKEN WHEN THE DTC SETS
C0800 - 03 and 07
The following actions occur:
- Loss of DSCC function.
- Cruise Not Ready indicator illuminates in the DIC.
CONDITIONS FOR CLEARING THE DTC
- The DTC becomes history when the fault is no longer present.
- A History DTC clears after 100 malfunction free ignition cycles.
- The DSCC module receives a clear code command from the scan tool.
DIAGNOSTIC AIDS
Refer to Testing for Intermittent Conditions and Poor Connections in Diagnostic Aids.
TEST
