DI−88
TYPICAL ENABLING CONDITIONS
The monitor will run whenever this DTC is
not present
The typical enabling condition is not avail-
able
TYPICAL MALFUNCTION THRESHOLDS
Detection Criteria
Engine coolant temperature sensor range check (Fluttering)
Engine coolant temperature sensor resistance
(Coolant temperature)
Engine coolant temperature sensor range check (Low voltage)
Engine coolant temperature sensor resistance
(Coolant temperature)
Engine coolant temperature sensor range check (High voltage)
Engine coolant temperature sensor resistance
(Coolant temperature)
COMPONENT OPERATING RANGE
Parameter
Engine coolant temperature sensor resistance
WIRING DIAGRAM
E6
Engine Coolant Temperature
Sensor
2005 CELICA (RM1131U)
DIAGNOSTICS
2
BR
1
286
−
ENGINE (1ZZ−FE)
See page DI−3
−
Threshold
Less than 79 Ω, or more than 156 kΩ
(More than 140_C (284_F), or less than −40_C (−40_F))
Less than 79 Ω
(More than 140_C (284_F))
More than 156 kΩ
(Less than −40_C (−40_F))
Standard Value
79 Ω (140_C (284_F)) to 156 kΩ (−40_C (−40_F))
14
G
E4
E4
ECM
5 V
R
THW
18
E2
E1
A00310