Engine cooling symptom diagnosis

Schematic and routing diagramStp sensor adjustment
Adjust the stp sensor in the following procedures:
remove the air cleaner box cover. Refer to “air cleaner element removal
and installation” in section 1d .
Disconnect the stva lead wire coupler (1).
Insert the needle pointed probes to the stp sensor
coupler (between y/w a ...
Specifications
Specifications
Note
these specifications are subject to change without notice.
Dimensions and dry mass
Engine
Drive train
Chassis
Electrical
Capacities
...
DTC “c21” (p0110-h/l): iat sensor circuit
malfunction
Detected condition and possible cause
Detected condition
Possible cause
C21
Output voltage is not with in the following
range.
0.15 V ≤ Sensor voltage < 4.85 V
Iat sensor circuit open or short.
Iat sensor malfunction.
Ec ...