DTC Confirmation Procedure

If DTC Confirmation Procedure has been previously conducted, always perform the following procedure before conducting the next test.

1. Turn ignition switch OFF and wait at least 10 seconds.
2. Turn ignition switch ON.
3. Turn ignition switch OFF and wait at least 10 seconds.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10.5 V at idle.

>>: GO TO 2 

With M.U.T.-III SE

1. Start engine and warm it up to normal operating temperature.
2. Select "A/F SEN1 (B1)" in "DATA MONITOR" mode of "ENGINE" using M.U.T.-III SE.
3. Check "A/F SEN1 (B1)" indication.

With GST

Follow the procedure "With M.U.T.-III SE" above.

Is the indication constantly approx. 5 V? 

YES >>: Proceed to DTC DIAGNOSIS PROCEDURE 

NO >>: GO TO 3 

With M.U.T.-III SE

1. Turn ignition switch OFF, wait at least 10 seconds and then restart engine.
2. Drive and accelerate vehicle to more than 40 km/h (25 MPH) within 20 seconds after restarting engine.
   CAUTION: Always drive vehicle at a safe speed.
3. Maintain the following conditions for about 20 consecutive seconds.

   ENG SPEED	1, 000 - 3, 200 rpm
   VHCL SPEED SE	More than 40 km/h (25 mph)
   B/FUEL SCHDL	1.5 - 9.0 msec
   Selector lever	Suitable position

   NOTE:

   • Keep the accelerator pedal as steady as possible during the cruising.
   • If this procedure is not completed within 1 minute after restarting engine at step 1, return to step  1.
4. Check 1st trip DTC.

With GST

Follow the procedure "With M.U.T.-III SE" above.

Is 1st trip DTC is 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