DTC C1318 KIA
Air Fuel Ratio (A F) Sensor 1 (Bank 2) Heater Control Circuit High
Air Fuel Ratio (A F) Sensor 1 (Bank 2) Heater Control Circuit High
Description
Note: On V6 and V8 engines, this applies to Bank 2. The ECM performs ON OFF duty control of the A F sensor 1 heater corresponding to the engine operating condition to keep the temperature of A F sensor 1 element at the specified range. The current amperage in the A F sensor 1 heater circuit is out of the normal range. (An excessively high voltage signal is sent to ECM through the A F sensor heater. )
Cause and Solution
Harness or connectors (The A F sensor 1 heater circuit is shorted. ) A F sensor 1 heater
Video Guide
Diagnostic Info
- DTC Code: C1318
- Brand: KIA