626 LX L4-2.0L DOHC (1999)
Oxygen Sensor: Testing and Inspection
Heated Oxygen Sensor Inspection
USING THE SST (104 PIN BREAKOUT BOX)
1. Disconnect the PCM connector.
2. Connect the SST 104 Pin Breakout Box to the PCM as shown.
3. Tighten the connector bolt.
Tightening torque:
7.9 - 10.7 Nm {80 - 100 kg.cm, 69.5 - 95.4 in.lb.}
4. Warm up the engine to normal operating temperature.
5. Measure the voltage at PCM terminal 35 and 60.
6. If not as specified, inspect the following.
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Intake-air system
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Fuel system
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On-board diagnostic system
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Related harnesses
7. If these Systems are okay, replace the heated oxygen sensor.
USING THE SSTs (NGS TESTER)
1. Connect the SSTs (NGS tester) to the data link connector.
2. Select the "PID/DATA MONITOR AND RECORD" function on the NGS tester display and press TRIGGER.