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Home >> Hummer >> 2009 >> H3 Base, Standard >> Repair and Diagnosis >> Accessories & Equipment >> Cruise Control Systems >> Diagnostic Information and Procedures >> DTC P0564 >> Component Testing

Component Testing

  1. Disconnect the X201 steering column harness connector.
  2. Cruise control switch ON, measure the resistance between terminal A8 and terminal B8 while individually activating and holding each cruise control function switch and compare the resistance reading to the values in the table below.
    • If not within the specified resistance range, replace the turn signal/multifunction switch.
Function Switch Minimum Resistance Value Maximum Resistance Value
OFF O.L. O.L.
ON 8.0k Ohms 8.4k Ohms
Set/Coast 1.3k Ohms 1.7k Ohms
Resume/Accel. 4.2k Ohms 4.6k Ohms