P1810
P1810 4 LO SwitchDescription
The 4LO switch detects that the transfer case is in 4LO range. DTC P1810 will set when an improper signal from the 4LO switch is input due to an open or short circuit.
DTC Logic
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
Step 1:
Diagnosis Procedure
Step 1:
Step 2:
Steps 2-4:
Steps 4-6:
Step 6:
Component Inspection
1) Turn ignition switch "OFF". (Stay for at least 5 seconds.)
2) Disconnect 4LO switch harness connector.
3) Remove 4LO switch.
4) Push and release 4LO switch and check continuity between 4LO switch terminals 12 and 13.
5) If the inspection results are not normal replace the 4LO switch.