Toyota Celica 2005 Repair Manual page 427

DI−228
TYPICAL ENABLING CONDITIONS
Item
The monitor will run whenever these
DTCs are not present
All:
Altitude
Battery voltage
Throttle position learning
Fuel tank pressure sensor malfunction
Intake air temperature at engine start −
Engine coolant temperature at engine
start
EVAP VSV, CCV, bypass VSV
P0456 (0.02 inch leak):
Engine coolant temperature at engine
start
Intake air temperature at engine start
Intake air temperature
Vehicle speed change
Time after engine start
Either of the following conditions is met:
1. Purge duty cycle
2. Purge concentration for 30 sec.
Fuel slosh
Fuel tank pressure change before vacuum
introduction
Fuel level
0.04 inch leak detection
CCV malfunction, pressure switching
valve malfunction
Vehicle speed
Purge VSV malfunction
P0442 (0.04 inch leak):
Engine coolant temperature at engine
start
Intake air temperature at engine start
Intake air temperature
Vehicle speed change
Either of the following conditions is met:
1. Purge duty cycle
2. Purge concentration for 30 sec.
Fuel slosh
2005 CELICA (RM1131U)
DIAGNOSTICS − ENGINE (1ZZ−FE)
Minimum
−
11 V
−7_C (−12.6_F)
10_C (50_F)
10_C (50_F)
10°C (50°F)
−
15%
(When vehicle speed is 8 g/sec. or more)
−5%/%
(When vehicle speed is less than
10 km/h (6.2 mph))
−
−
10°C (50°F)
10°C (50°F)
10°C (50°F)
15%
(When vehicle speed is 8 g/sec. or more)
−5%/%
(When vehicle speed is less than
10 km/h (6.2 mph))
426
Criteria
See page DI−3
Completed
Not detected
Not operated by scan tool
Vehicle is driven at steady speed
Condition 1 or 2
No sloshing (i.e fairy smooth road)
Minimum change
Not detected
Not detected
Not detected
Vehicle is driven at steady speed
Condition 1 or 2
No sloshing (i.e fairy smooth road)
Maximum
2,400 m (7,872 ft.)
−
11.1_C (20_F)
32_C (89.6_F)
32_C (89.6_F)
−
50 min.
−
−
90%
130 km/h (81 mph)
35°C (95°F)
35°C (95°F)
−
−
−