Posts about oxygen sensor diagnosis

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SMART KEY SYSTEM
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Everything you need to understand the Smart Key System (Push Button Start) operation and diagnostic is explained in this course. This course specifically covers all cars in Hyundai & KIA, but the content is very helpful for other cars smart key systems diagnostic too.

P0160 O2 Sensor Circuit No Activity Detected (Bank 2 / Sensor 2)

COMPONENT LOCATION GENERAL DESCRIPTION The rear heated oxygen sensor is mounted on the rear side of the[…]

P0158 O2 Sensor Circuit High Voltage (Bank 2 / Sensor 2)

COMPONENT LOCATION GENERAL DESCRIPTION The rear heated oxygen sensor is mounted on the rear side of the[…]

P0157 O2 Sensor Circuit Low Voltage (Bank 2 / Sensor 2)

COMPONENT LOCATION GENERAL DESCRIPTION The rear heated oxygen sensor is mounted on the rear side of the[…]

P0154 O2 Sensor Circuit No Activity Detected (Bank 2 / Sensor 1)

COMPONENT LOCATION GENERAL DESCRIPTION In order to control emissions of the CO, HC and NOx components of[…]

P0153 O2 Sensor Circuit Slow Response (Bank 2 / Sensor 1)

COMPONENT LOCATION GENERAL DESCRIPTION In order to control emissions of the CO, HC and NOx components of[…]

P0152 O2 Sensor Circuit High Voltage (Bank 2 / Sensor 1)

COMPONENT LOCATION GENERAL DESCRIPTION In order to control emissions of the CO, HC and NOx components of[…]

P0151 O2 Sensor Circuit Low Voltage (Bank 2 / Sensor 1)

COMPONENT LOCATION GENERAL DESCRIPTION In order to control emissions of the CO, HC and NOx components of[…]

P0140 O2 Sensor Circuit No Activity Detected (Bank 1 / Sensor 2)

COMPONENT LOCATION GENERAL DESCRIPTION The rear heated oxygen sensor is mounted on the rear side of the[…]

P0138 O2 Sensor Circuit High Voltage (Bank 1 / Sensor 2)

COMPONENT LOCATION GENERAL DESCRIPTION The rear heated oxygen sensor is mounted on the rear side of the[…]

P0137 O2 Sensor Circuit Low Voltage (Bank 1 / Sensor 2)

COMPONENT LOCATION GENERAL DESCRIPTION The rear heated oxygen sensor is mounted on the rear side of the[…]

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All Engine Sensors
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Sensors operation, wiring diagrams, specifications and practical diagnostic on the car are explained for each sensor.