NOTE: For the diagnostic procedure, refer to DTC P1498. Diagnostic Procedure with Diagnostic Trouble Code (DTC) > DTC P1498 COIL 4 EGR "A" CONTROL CIRCUIT LOW 1. OUTLINE OF DIAGNOSIS Detects open or short circuit of EGR. Judge as NG when the ECM output level differs from the actual terminal level. 2. COMPONENT DESCRIPTION
3. EXECUTION CONDITION
4. GENERAL DRIVING CYCLE Perform the diagnosis continuously after the enable conditions have been established. 5. DIAGNOSTIC METHOD If the duration of time while the following conditions are met is longer than the time indicated, judge as NG.
Time Needed for Diagnosis: 2500 ms Malfunction Indicator Light Illumination: Illuminates as soon as a malfunction occurs. |
Adjustment
1. Loosen the lock nut of the clutch start switch.2. Fully depress the clutch pedal and hold it.3. Adjust the gap (A) of the clutch pedal plate and the clutch start switch to be 2.9 mm (0.11 in).(A)2.9 mm (0.11 in)(B)Clutch pedal plate(C)Clutch start switch(D)Lock nut4. Tighten the lock nut.Tighteni ...