Test D
PINPOINT TEST D: DTC-P1568 NGSC ACTUATOR SELF-TEST FAILURETest D1-D2:
Test D3-D4:
Test D5:
Test D6-D7:
Test D7-D8:
Test D9:
Normal Operation
Under normal operation the powertrain control module (PCM) sends signals to the speed control actuator which receives the signals and adjusts the step-up motor inside the speed control actuator, depending on the various inputs it has received.
Possible Causes
- circuit 133 (BK) open, shorted to power or shorted to ground
- circuit 203 (OG/LB) open, shorted to power or shorted to ground
- circuit 203 (OG/LB) open, shorted to power or shorted to ground
- circuit 203 (OG/LB) open, shorted to power or shorted to ground
- circuit 810 (RD/LG) open, shorted to power or shorted to ground
- circuit 1140 (VT) open, shorted to ground
- PCM
- speed control actuator
- speed control deactivator switch
- speed control cable