Diagnostic Aid

Resistance between ECM terminal 26 and GRY/YEL and between ECM terminal 38 and BLK should be zero ohms. Resistance between ECM terminal 38 and ground should be zero ohms. Resistance between ECM terminals 11 and 20 and ground should be zero.

Fig 1: Code No. 34 Schematic, EGR Gas Temperature Sensor

Courtesy of ISUZU MOTOR CO.

Fig 2: Code No. 34 Connector, EGR Gas Temperature Sensor

Courtesy of ISUZU MOTOR CO.

Fig 3: Code No. 34 Flow Chart, EGR Gas Temperature Sensor (1 of 2)

Courtesy of ISUZU MOTOR CO.

Fig 4: Code No. 34 Flow Chart, EGR Gas Temperature Sensor (2 of 2)

Courtesy of ISUZU MOTOR CO.