Vehicle Speed Sensor

Vehicle speed sensor testing requires use of multi-use tester. See TESTS W/CODES article.

OXYGEN SENSOR (O2S) TEST

Condition

Specification

Race Engine

⁽¹⁾ 0.6 Volt Minimum

Sensor At 752°F (400°C)

⁽²⁾ 30 Or More Ohms

⁽¹⁾	Measure voltage between sensor terminals No. 1 and 2.

⁽²⁾	Measure between terminals No. 3 and 4.

Fig 1: Identifying Oxygen Sensor Connectors

Courtesy of HYUNDAI MOTOR CO.