Component Tests and General Diagnostics

DTC'S
- Information to ascertain (DTC Lamp) :
- At what temperature did the DTC occur? Under certain conditions (approx.-40 C/F), a RF channel missing / hardware failure DTC may occur. This is due to the battery behavior.
- DTC's should be retrieved by using Hi-Scan diagnostic tool.
- The fault should then be diagnosed and rectified.
- DTC's should then be cleared.