Inspection Procedure

WARNING: This page is about a different car, the 2004 Toyota Corolla and 2003 Toyota Corolla. However, it is still accessible from the selected car via links, so may be relevant.

INSPECT CRUISE CONTROL ACTUATOR ASSY
1. Turn the ignition switch to OFF.
2. Disconnect the cruise control actuator assy connector.
3. Measure the resistance between terminals 1 (MO) and 2 (MC) of cruise control actuator assy.
  HINT:
  
  If control plate position is fully opened or fully closed, resistance cannot be measured.
  
  OK:
  
  Resistance: More than 4.2 Ω
  
  Fig 1: Identifying Terminals 1 (MO) And 2 (MC) Of Cruise Control Actuator Assy
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
1. NG: REPLACE CRUISE CONTROL ACTUATOR ASSY
2. OK: GO TO NEXT STEP.
CHECK HARNESS AND CONNECTOR (BETWEEN CRUISE CONTROL ECU ASSY AND CRUISE CONTROL ACTUATOR ASSY)
1. Check for open and short circuit in harness and connector between cruise control ECU assy and cruise control actuator assy (actuator motor) (See ELECTRONIC CIRCUIT INSPECTION PROCEDURE ).
1. NG: REPAIR OR REPLACE HARNESS OR CONNECTOR
2. OK: CHECK AND REPLACE CRUISE CONTROL ECU ASSY (See ELECTRONIC CIRCUIT INSPECTION PROCEDURE )