Dodge ZB 2005 Service Manual page 1154

Symptom:
P0111-INTAKE AIR TEMP PERFORMANCE
When Monitored and Set Condition:
P0111-INTAKE AIR TEMP PERFORMANCE
When Monitored: With the ignition on and no Intake Air Temperature Sensor open/
shorted faults present.
Set Condition: After 5 warm cycles have occurred (coolant increases at least 22°C (40°F)
to a minimum of 71°C (160°F) and the odometer mileage has increased 196.6 miles and the
Intake Air Temperature has had less than 5°C (9°F) change in temperature.
GOOD TRIP EQUAL TO ZERO
IAT SENSOR VOLTAGE BELOW 1.0 VOLT
RESISTANCE IN THE (K21) IAT SENSOR SIGNAL CIRCUIT
RESISTANCE IN THE (K900) SENSOR GROUND CIRCUIT
PCM
TEST
1 Ignition on, engine not running.
With the DRBIII , read DTCs and record the related Freeze Frame data.
Is the Good Trip Counter equal to zero?
Yes → Go To 2
→ Refer to the INTERMITTENT CONDITION Symptom (Diagnos-
No
2 Turn the ignition off.
Disconnect the Intake Air Temperature Sensor harness connector.
Ignition on, engine not running.
With the DRBIII , read the IAT voltage.
Is the voltage above 4.6 volts?
Yes → Go To 3
→ Go To 5
No
POSSIBLE CAUSES
ACTION
tic Procedure).
Perform POWERTRAIN VERIFICATION TEST VER - 5.
DRIVEABILITY - GAS
33
APPLICABILITY
All
All