Toyota Celica 2005 Repair Manual page 752

MONITOR STRATEGY
Related DTCs
Required sensors/components
Frequency of operation
Duration
MIL operation
Sequence of operation
TYPICAL ENABLING CONDITIONS
Item
The monitor will run whenever this DTC is
not present
Case 1 (MT):
Engine coolant temperature
Engine speed
Intake air amount per engine revolution
Fuel cut at high engine speed
Case 2 (AT):
Engine
Either of the following conditions are met:
A. All of the following conditions are met:
(a) Time after park/neutral position switch
turns from ON to OFF
(b) Engine coolant temperature
B. One of the following conditions are met:
(a) Time after park/neutral position switch
turns from ON to OFF
(b) Engine coolant temperature
(c) Time after ignition switch is ON
TYPICAL MALFUNCTION THRESHOLDS
Detection Criteria
Sensor signal
2005 CELICA (RM1131U)
DIAGNOSTICS −
P0500
Main sensors/components
Related sensors/components
Continuous
Case 1: 8 sec.
Case 2: 1 sec.
Case 1: 2 driving cycles
Case 2: Immediate
None
Minimum
70°C (158°F)
2,000 rpm
0.34 g/rev
2 sec.
20°C (68°F)
30 sec.
−
751
ENGINE (2ZZ−GE)
Vehicle speed sensor "A" pulse input error
Vehicle speed sensor
Engine coolant temperature sensor, Combination
meter
Specification
See page DI−295
Not executing
Running
A or B
(a) and (b)
(a), (b) or (c)
2 sec.
Threshold
No pulse input
DI−553
Maximum
−
4,000 rpm
−
−
−
−
20°C (68°F)