DTC Confirmation Procedure

If DTC P0191 is displayed with DTC P06B0, first perform the trouble diagnosis for DTC P06B0.

Is applicable DTC detected? 

YES >>: Perform diagnosis of applicable. Refer to DTC DESCRIPTION .

NO >>: GO TO 2 

DTC P0191 is displayed with DTCs related to crankshaft position sensor, first perform the trouble diagnosis of DTCs.

Is applicable DTC detected? 

YES >>: Perform diagnosis of applicable.

NO >>: GO TO 3 

If DTC Confirmation Procedure has been previously conducted, always turn ignition switch OFF and wait at least 10 seconds before conducting the next test.

TESTING CONDITION:

• Before performing the following procedure, confirm that battery voltage is 11 V or more at idle.
• Before performing the following procedure, check that the fuel tank is less than 1/8 full of fuel.

>>: GO TO 4 

1. Start the engine and warm it up to the normal operating temperature.
   NOTE: Warm up the engine until "COOLANT TEMP/S" in "DATA MONITOR" mode in "ENGINE" of M.U.T.-III SE reaches at least 70°C (158°F).
2. Turn the ignition switch OFF and cool the engine until the engine coolant temperature reaches 35°C (95°F) or less.
   CAUTION:

   • The difference between air temperature and engine coolant temperature must be 5°C (9°F) or less.
   • Never turn ignition switch ON.
3. Turn ignition switch ON and wait at least 60 seconds.
4. Check 1st trip DTC.

Is 1st trip DTC detected? 

YES >>: Proceed to DTC DIAGNOSIS PROCEDURE .

NO-1 >>: To check malfunction symptom before repair: Refer to INTERMITTENT INCIDENT .

NO-2 >>: Confirmation after repair: INSPECTION END