6-1-46 ENGINE GENERAL INFORMATION AND DIAGNOSIS (SFI FOR G13)
IAT sensor
To other sensors
DTC P0110 INTAKE AIR TEMP. (IAT) CIRCUIT MALFUNCTION
CIRCUIT DESCRIPTION
DTC DETECTING CONDITION POSSIBLE CAUSE
D Low intake air temperature (High voltage-High resistance)
D High intake air temperature (Low voltage-Low resistance)
D “Gr/R” circuit open or shorted to power
D “G” circuit open
D IAT sensor malfunction
D ECM (PCM) malfunction
NOTE:
D When DTC P0115 and P0120 are indicated together, it is possible that “G” circuit is open.
D Before inspecting, be sure to check that ambient temperature is higher than –40_C (–40_F).
DTC CONFIRMATION PROCEDURE
1) Clear DTC, start engine and keep it at idle for 1 min.
2) Select “DTC” mode no scan tool and check DTC.