Dodge ZB 2005 Service Manual page 1158

Symptom:
P0113-INTAKE AIR TEMP SENSOR VOLTAGE TOO HIGH
When Monitored and Set Condition:
P0113-INTAKE AIR TEMP SENSOR VOLTAGE TOO HIGH
When Monitored: With the ignition on and battery voltage greater than 10.4 volts.
Set Condition: The Intake Air Temperature (IAT) Sensor circuit voltage at the PCM goes
above 4.9 volts.
IAT SENSOR VOLTAGE ABOVE 4.8 VOLTS
IAT SENSOR
(K21) IAT SENSOR SIGNAL CIRCUIT SHORTED TO VOLTAGE
(K21) IAT SENSOR SIGNAL CIRCUIT OPEN
(K900) SENSOR GROUND CIRCUIT OPEN
PCM
TEST
1 Ignition on, engine not running.
With the DRBIII , read DTCs and record the related Freeze Frame data.
With the DRBIII , read the IAT voltage.
Is the voltage above 4.8 volts?
Yes → Go To 2
→ Refer to the INTERMITTENT CONDITION Symptom (Diagnos-
No
2 Turn the ignition off.
Disconnect the IAT Sensor harness connector.
Connect a jumper wire between the (K21) IAT Sensor Signal circuit and the (K900)
Sensor ground circuit in the IAT harness connector.
Ignition on, engine not running.
With the DRBIII , read the IAT voltage.
Is the voltage below 1.0 volt?
Yes → Replace the IAT Sensor.
→ Go To 3
No
NOTE: Remove the jumper wire before continuing.
POSSIBLE CAUSES
ACTION
tic Procedure).
Perform POWERTRAIN VERIFICATION TEST VER - 5.
Perform POWERTRAIN VERIFICATION TEST VER - 5.
DRIVEABILITY - GAS
37
APPLICABILITY
All
All