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Thermostat Drive Cycle Information

Drive cycle information for each DTC:

  1. P0128

    Drive Cycle D
  2. P1117

    Drive Cycle D
  3. P1118

    Drive Cycle D

NOTE: To provide compatibility with later 2005 model year DTCs, from disc 14 of the Range Rover TestBook/T4 diagnostic software, the DTCs in the following table will be displayed with new DTC numbers and descriptions. See Fig 1 .

If a standard scan tool is used then the original codes detailed above will be displayed.

Fig 1: Change To Thermostat Monitoring DTC Display Using Disc 14 & Subsequent TestBook/T4 Software
G00389606Courtesy of LAND ROVER NORTH AMERICA, INC.