Inspection Procedure

1. Connect the hand-held tester to the DLC3.
2. Turn the ignition switch to the ON position and turn the hand-held tester main switch on.
3. Select the item below in the "DATA LIST", and read the display on the hand-held tester.

CCS (ECM): 

Fig 1: Data List Item Reference Table

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OK: 

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

1. NG: Go to step 2 

OK: Go To Next Step 

PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN  PROBLEM SYMPTOMS TABLE  ) 

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

OK: Go To Next Step 

Functions operate normally. 

1. NG: GO TO COMBINATION METER SYSTEM (SEE  HOW TO PROCEED WITH TROUBLESHOOTING  ) 

OK: Go To Next Step 

1. Disconnect the combination meter and ECM connectors.
2. Measure the resistance according to the value (s) in the table below.

Standard: 

Fig 2: Identifying Combination Meter Connector Terminal

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Fig 3: Identifying ECM Connector Terminal

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

1. NG: REPAIR OR REPLACE HARNESS OR CONNECTOR 

OK: Go To Next Step 

PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN  PROBLEM SYMPTOMS TABLE  )