Chrysler 300M 2002 Service Manual page 2492

Symptom:
P0113-INTAKE AIR TEMPERATURE SENSOR HIGH
When Monitored and Set Condition:
P0113-INTAKE AIR TEMPERATURE SENSOR HIGH
When Monitored: With the ignition on. Battery voltage greater than 10 volts.
Set Condition: The Intake Air Temperature (IAT) sensor voltage at the PCM is greater
than 4.98 volts. One trip Fault.
INTERMITTENT CONDITION
IAT SENSOR SIGNAL CIRCUIT SHORTED TO BATTERY VOLTAGE
IAT SENSOR INTERNAL FAILURE
IAT SENSOR SIGNAL CIRCUIT OPEN
SENSOR GROUND CIRCUIT OPEN
PCM
TEST
1 Ignition on, engine not running.
With the DRBIII , read the IAT voltage.
Is the voltage above 4.6 volts?
Yes → Go To 2
→ Go To 7
No
2 Turn the ignition off.
Disconnect the IAT Sensor harness connector.
Ignition on, engine not running.
Measure the voltage of the IAT Sensor Signal circuit in the IAT Sensor harness
connector.
Is the voltage above 5.2 volts?
Yes → Repair the short to battery voltage in the IAT Sensor Signal
→ Go To 3
No
POSSIBLE CAUSES
ACTION
circuit.
Perform POWERTRAIN VERIFICATION TEST VER - 5.
DRIVEABILITY - NGC
63
APPLICABILITY
All
All