Inspection Procedure

1. Connect the Techstream to the DLC3.
2. Turn the ignition switch to the ON position.
3. Turn the Techstream main switch on.
4. Select the following menu items: Powertrain / Cruise Control / Data List.
5. Chech the "DATA LIST" for proper functioning of the CRUISE main indicator light.

   CCS (ECM): Cruise Control 

   CCS (ECM) DATA LIST
   
   

   Item	Measurement Item / Display (Range)	Normal Condition	Diagnostic Note
   CCS INDICATOR M-CPU	Cruise indicator signal (Main CPU) / ON or OFF	ON: "CRUISE" ON OFF: "CRUISE" OFF	-

   OK: 

   When the cruise control main switch is operated, the normal conditions listed above are shown on the display. 

OK : PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE 

NG: GO TO NEXT STEP 

1. Check if other functions in the combination meter (speedometer, indicator, etc.) operate normally.

   OK: 

   Functions operate normally. 

NG:  GO TO COMBINATION METER SYSTEM

OK : GO TO NEXT STEP 

1. Disconnect the combination meter and ECM connectors.
   Fig 1: Identifying Combination Meter Connector Terminals

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Measure the resistance according to the value(s) in the table below.

   Resistance 

   RESISTANCE SPECIFICATION
   
   

   Tester connection	Condition	Specified condition
   C11-14 - E5-13 (PI)	Always	Below 1 Ω
   C11-14 - Body ground	Always	10 kΩ or higher

   Fig 2: Identifying ECM Connector E5

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

OK : PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE 

NG: REPAIR OR REPLACE HARNESS OR CONNECTOR