DIAGNOSTIC PROCEDURE WITH DIAGNOSTIC TROUBLE CODE (DTC)
Engine (DIAGNOSTICS)
AU: DTC P0420 — CATALYST SYSTEM EFFICIENCY BELOW THRESHOLD
—
S048521B46
¼ DTC DETECTING CONDITION:
¼ Two consecutive driving cycles with fault
¼ TROUBLE SYMPTOM:
¼ Engine stalls.
¼ Idle mixture is out of specifications.
CAUTION:
After repair or replacement of faulty parts, conduct CLEAR MEMORY MODE <Ref. to EN(H6)-49,
OPERATION, Clear Memory Mode.> and INSPECTION MODE <Ref. to EN(H6)-46, OPERATION,
Inspection Mode.>.
EN(H6)-224