Diagnostic System Check - Cruise Control
DIAGNOSTIC SYSTEM CHECK - CRUISE CONTROLDESCRIPTION
The Cruise Control Diagnostic System Check is an organized approach to identifying a condition created by an electronic control system failure. The Diagnostic System Check directs the service technician to the next logical step in diagnosing the concern. Understanding the system, the table, and using it correctly reduces diagnostic time and prevents misdiagnosis. For a review of the cruise control system, refer to Cruise Control Description and Operation (W/ ETC) or Cruise Control Description and Operation (w/o ETC)
TEST DESCRIPTION
Diagnostic System Check - Cruise Control:
The number below refers to the step number on the diagnostic table.
2. Lack of communication may be due to a partial malfunction of the class 2 serial data circuit or due to a total malfunction of the class 2 serial data circuit. The specified procedure will determine the particular condition.