This instruction show you guide on how to remove and install heated oxygen sensor 1 for ISUZU RJ05 4JJ3 AWR6B45 truck.More ISUZU repair,please refer to:ISUZU Truck Repair.
Preparations:
2023 2019 Isuzu G-IDSS Export Diagnostic Software Free Download
Procedures:
1) Open the engine hood.
2) Disconnect the battery cable from the battery negative terminal.
Caution:
After turning OFF the ignition switch (power mode for models with passive entry and start system), do not disconnect the battery cable within 3 minutes.
If the battery cable is disconnected within 3 minutes, the vehicle electronic control system may malfunction.
If the battery cable is disconnected, perform the setting of the front door power window switch with AUTO UP/AUTO DOWN function after connecting the battery negative terminal.
Heated Oxygen Sensor 1 Removal
1)Disconnect the connector from heated oxygen sensor 1.
2)Remove heated oxygen sensor 1 from the DPD.
Legend
Heated oxygen sensor 1
Exhaust gas temperature sensor 2 (Front of LNT catalyst)
Heated Oxygen Sensor 1 Installation
1) Clean the old anti-seize lubricant on the sleeve nut, and apply new anti-seize lubricant to the threaded portion of the heated oxygen sensor 1 sleeve nut.
Note:
- If the heated oxygen sensor is replaced with a new one, it is not necessary to apply new anti-seize lubricant.
Caution:
- Apply Never-Seez High Temperature Stainless Grade 5-87411-039-0 by Bostik of USA as the anti-seize lubricant.
- Do not allow paint, lubricant, dust, etc., to adhere to the sensor.
- When replacing the heated oxygen sensor with a new one, immediately install it to the exhaust pipe after removing the sensor protection cap.
2) Install heated oxygen sensor 1 to the DPD.
Tightening torque: 50 N・m { 5.1 kgf・m / 37 lb・ft }
Legend
Heated oxygen sensor 1
Exhaust gas temperature sensor 2 (Front of LNT catalyst)
3) Connect the connector to heated oxygen sensor 1
Notice:You need perform ECM learned value clear and relearning after replacing the heated of oxygen sensor.