Typical Enabling Conditions
WARNING: This page is about a different car, the 2009 Lexus IS 250. However, it is still accessible from the selected car via links, so may be relevant.
MISFIRE
| Monitor runs whenever following DTCs not present | P0016, P0018 (VVT system bank 1, 2 - misalignment) P0017, P0019 (Exhaust VVT system bank 1, 2 - misalignment) P0100, P0102, P0103 (MAF meter) P0110, P0112, P0113 (IAT sensor) P0115, P0117, P0118 (ECT sensor) P0120, P0121, P0122, P0123, P0220, P0222, P0223, P2135 (TP sensor) P0125 (Insufficient ECT for closed loop) P0327, P0328, P0332, P0333 (Knock sensor) P0335 (CKP sensor) P0351, P0352, P0353, P0354, P0355, P0356 (Igniter) P0500 (Vehicle speed sensor) |
| Battery voltage | 8 V or more |
| VVT system | Not operated by scan tool |
| Engine RPM | 400 to 6550 RPM |
| Either of the following conditions (a) or (b) is met | - |
| (a) Engine coolant temperature at engine start | More than -7°C (19°F) |
| (b) Engine coolant temperature | More than 20°C (68°F) |
| Fuel cut | OFF |
MONITOR PERIOD OF EMISSION-RELATED-MISFIRE
| First 1000 revolutions after engine start, or Check Mode | Crankshaft 1000 revolutions |
| Except above | Crankshaft 1000 revolutions x 4 |
MONITOR PERIOD OF CATALYST-DAMAGED-MISFIRE (MIL BLINKS)
| All of the following conditions 1, 2 and 3 are met | Crankshaft 200 revolutions |
| 1. Driving cycles | 1st |
| 2. Check mode | OFF |
| 3. Engine RPM | Less than 2500 RPM |
| Except above (MIL blinks immediately) | Crankshaft 200 revolutions x 3 |