P1740
DTC P1740: Cruise Control Signal CircuitWiring Diagram
DTC Detecting Condition and Trouble Area
DTC DETECTING CONDITION
Cruise control signal (low voltage) is inputted while vehicle speed is lower than 10 km/h (6 mph).
(1 driving cycle detection logic)
TROUBLE AREA
^ Cruise control signal circuit
^ Cruise control module
^ PCM
DTC Confirmation Procedure
WARNING:
^ When performing a road test, select a place where there is no traffic or possibility of a traffic accident and be very careful during testing to avoid occurrence of an accident.
^ Road test should be carried out with 2 persons, a driver and a tester, on a level road.
1) Connect scan tool to DLC with ignition switch OFF.
2) Clear DTC, pending DTC and freeze frame data by using scan tool.
3) Shift select lever to D range and start vehicle.
4) Keep vehicle speed at lower than 10 km/h (7 mph) for 10 seconds or more.
5) Stop vehicle.
6) Check pending DTC and DTC.
DTC Troubleshooting