Monitor Scan Tool Data

WARNING: This page is about a different variant/trim than selected.

Connect scan tool to Data Link Connector (DLC).
Engine "ON"
Monitor the "AMBIENT TEMP. SENSOR" Parameter on the scan tool.
Parameter of "AMBIENT TEMP. SENSOR" will be fixed at 20°C (67°F), if there is any fault in AMBIENT TEMP. SENSOR.

Fig 1: Diagnosis Function Screen Display - Ambient Air Temp. Sensor
Courtesy of KIA MOTORS AMERICA, INC.
Are the DTC B1238 present and is parameter of "AMBIENT TEMP. SENSOR" fixed?
YES

Go to TERMINAL AND CONNECTOR INSPECTION procedure.

NO

Fault is intermittent caused by poor contact in the sensor's and/or A/C controller's connector or was repaired and A/C controller memory was not cleared. Thoroughly check connectors for looseness, poor connection, bending, corrosion, contamination, deterioration, or damage. Repair or replace as necessary and then go to "VERIFICATION OF VEHICLE REPAIR " procedure.