6E1-30
ENGINE AND EMISSION CONTROL SYSTEM
DIAGNOSTIC TROUBLE CODE (DTC) CONFIRMATION PROCEDURE
WARNING:
When performing a road test, select a safe place where there is not traffic or possibility of a traffic
accident and be very careful during testing to avoid occurrence of an accident.
Road test should be carried out with 2 persons, a driver and a tester, on a level road.
1) Clear DTC stored in ECM memory referring to DTC CLEARANCE in this section.
2) Perform DTC confirmation test under the following conditions.
3) Check DTC referring to DTC CHECK in this section.
Test Condition for Code No. 13 (P0120), 18 (P0110), 19 (P0115)
Turn ignition switch ON.
Test Condition for Code No. 15 (P0340)
Crank engine for 3 sec.
Driving Test Condition for Code No. 16 (P0500)
1) Start engine and warm up engine to normal operating
temperature.
2) Increase engine speed to 4,000 r/min. in 3rd gear.
3) Release accelerator pedal and with engine brake applied,
keep vehicle coasting for 5 to 8 seconds till engine speed
reaches 2,000 r/min.
4) Repeat above steps 2) and 3) 3 times or more.
5) Stop vehicle.
Driving Test Condition for Code No. 14 (P0130)
1) Start engine and warm up engine to normal operating
temperature.
2) Increase vehicle speed to 31 to 37 mile/h (50 – 60
km/h) in 5th gear.
3) Keep driving at above vehicle speed for 25 to 30 se-
conds.
4) Release accelerator pedal and with engine brake ap-
plied, decrease vehicle speed to about 18 mile/h (30
km/h).
5) Repeat above steps 2) to 4) 3 times or more.
6) Stop vehicle.
NOTE:
If the above driving test can not be performed, check oxygen sensor for voltage referring to Step 1 and
2 of Code No. 14 (P0130) Diag. Flow Table and confirm that oxygen sensor and its circuit (Closed Loop
System) are in good condition.
Test Condition for Code No. 11 (P0105)
1) Start engine.
2) Maintain engine speed at 2000RPM for 5 seconds.
