DTC P0134-00: O2 Sensor Circuit No Activity Detected (Bank 1 Sensor 1) [07/2015 - 08/2018]: Contents

DTC No.	Detection Item	DTC Detection Condition	Warning Indicate	Memory	Fail-safe Operation	Note
P013400	O2 Sensor Circuit No Activity Detected (Bank 1 Sensor 1)	A/F sensor circuit no activity detected	Check engine light: ON Master warning light: OFF Charging system warning light: OFF Engine oil warning light: OFF Wrench warning indicator light: OFF	DTC stored	Applicable	Drive cycle: 2 Monitor item: A/F sensor, HO2S Self test type: CMDTC self test

DETAILS ON DTCS

DTC DETECTION CONDITION	A/F sensor circuit no activity detected
	Determination conditions	The condition in which the A/F sensor element impedance is the specified value or more continues for 35 s.
	Preconditions	Battery voltage: 11-18 V1 The following DTCs are not detected: A/F sensor heater: P003100, P003200 A/F sensor: P013100, P013200 1: Value can be verified by displaying PIDs using Techstream
	Malfunction determination period	35 s period
	Drive cycle	2
	Self test type	CMDTC self test
	Sensor used	A/F sensor
FAIL-SAFE OPERATION	Fixes duty value of A/F sensor heater Stops fuel feedback control of A/F sensor
VEHICLE STATUS WHEN DTCS ARE OUTPUT	Illuminates check engine light.
TROUBLE AREA	A/F sensor malfunction A/F sensor connector or terminals malfunction A/F sensor related wiring harness malfunction A/F sensor loose A/F sensor deterioration ECM connector or terminals malfunction ECM malfunction