P0112 Intake Air Temperature Circuit Malfunction - Open - SSANGYONG 2004 Rexton 2.7XDi Workshop Manual

DI10-54
DTC Trouble
P0112 Intake Air Temperature Cir-
cuit Malfunction - Open
CHANGED BY
EFFECTIVE DATE
AFFECTED VIN
Help
- The intake air temperature sensing
value is lower than maximum value of
150°C: Open
- Check the supply voltage to sensor.
• Actual air temperature vs. Voltages
• 20°C: 2.65 Ω
• 30°C: 2.18 Ω
• 50°C: 1.40 Ω
• Recovery values when intake air
temperature sensor failure: 50°C
- Check the sensor wiring harness.
• Check the source power circuit for
short to ground.
- Check the sensor resistance.
• Actual air temperature vs. Resis-
tance
• -40°C: 39.260 Ω
• -20°C: 13.850 Ω
• 0°C: 5.499 Ω
• 20°C: 2.420 Ω
• 40°C: 1.166 Ω
• 60°C: 0.609 Ω
• 80°C: 0.340 Ω
• 100°C: 0.202 Ω
• 120°C: 0.127 Ω
• Recovery values when intake air
temperature sensor failure: 50°C
- Check the ECU wiring harness.
• Check the ECU pin #64 and #84 for
open.
- Replace the ECU if required.
Torque Torque Delayed
Reduction Reduction Engine
(max.50%) (max.20%) Stop
Immediately Limp
Engine Home
Stop Mode
DIAGNOSIS
DI ENG SM - 2004.4