DTC Confirmation Procedure

If DTC P0088 is displayed with DTC P0090, first perform the trouble diagnosis for DTC P0090.

Is applicable DTC detected? 

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

NO >>: GO TO 2 

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 1/8 full of fuel.

>>: GO TO 3 

1. Check that the fuel tank is 1/8 full of fuel.
2. Warm up the engine to the normal operating temperature and keep the engine speed at idle for 15 seconds.
   NOTE: Warm up the engine until "COOLANT TEMP/S" on "DATA MONITOR" of M.U.T.-III SE reaches at least 70°C (158°F).
3. Check 1st trip DTC.

Is 1st trip DTC detected? 

YES >>: Proceed to DTC DIAGNOSIS PROCEDURE .

NO >>: GO TO 4 

1. Cool the engine until the engine coolant temperature reaches 60°C (140°F) or less.
2. Start the engine and let it idle at least 40 seconds.
3. 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