ENGINE GENERAL INFORMATION AND DIAGNOSIS (G16/J20 ENGINES) 6-63
DTC P0110 (DTC No.23, 25) Intake Air Temp. (IAT) Circuit Malfunction
WIRING DIAGRAM
DTC DETECTING CONDITION AND TROUBLE AREA
DTC CONFIRMATION RPOCEDURE
1) Connect scan tool to DLC with ignition switch OFF.
2) Turn ON ignition switch and clear DTC, pending DTC and freeze frame data by using scan tool and run
engine at idle speed and engine coolant temp. 110°C, 230°F or lower for 10 sec. or more.
3) Check DTC and pending DTC by using scan tool.
1. IAT sensor 2. ECM (PCM)
DTC DETECTING CONDITION TROUBLE AREA
Following conditions are detected.
• Engine running
• High intake air temperature or low temperature
(Low voltage – Low resistance or High voltage – High
resistance)
• IAT sensor circuit short
• IAT sensor
• ECM (PCM)
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