Engine Coolant Temperature Receiver Gauge Malfunction (TO 12/2010): Procedure

1. Connect Techstream to the DLC3.
2. Ignition switch on (IG).
3. Turn the tester on.
4. Enter the following menus: Body Electrical / Combination Meter / Active Test.
5. Check the operation by referring to the table below.
   COMBINATION METER:
   
   

   Tester Display	Test Part	Control Range	Diagnostic Note
   Water Temperature Meter Operation	Engine coolant temperature receiver gauge	Low, Normal, Hi	-

   OK

   Needle indication is normal.

NG → See step   3 

OK: Go to next step 

1. Connect Techstream to the DLC3.
2. Ignition switch on (IG).
3. Turn the tester on.
4. Enter the following menus: Powertrain / Engine and ECT / Data List.
5. Check the values by referring to the table below.
   ENGINE AND ECT:
   
   

   Tester Display	Measurement Item/Range	Normal Condition	Diagnostic Note
   Coolant Temp	Engine coolant temperature/Min.: -40°C (-40°F), Max.: 140°C (284°F)	After warming up: 80 to 100°C (176 to 212°F)	-

   OK

   Coolant temperature displayed on the tester is between 80°C (176°F) and 95°C (203°F) after warming up.

NG → GO TO ENGINE CONTROL SYSTEM  SFI SYSTEM 

OK: Go to next step 

1. Replace the combination meter assembly with a new or a normal one.

   OK

   The operation of the combination meter assembly returns to normal.

NG → GO TO ENGINE CONTROL SYSTEM  SFI SYSTEM 

OK → END