Malfunction Criteria And Threshold Value(S)
WARNING: This page is about a different car, the 2006 Suzuki Verona. However, it is still accessible from the selected car via links, so may be relevant.
Electrical check:
Direct check by Hardware
Heater resistance check:
Internal resistance of upstream oxygen sensor >= 1,200 Ω
Number of completed diagnosis cycles >= 60
Number of diagnosis cycles in which temperature deviation exceeding limits present >= 40