1.CHECK HEATED OXYGEN SENSOR 2 (HO2S2) POWER SUPPLY CIRCUIT
2.DETECT MALFUNCTIONING PART
Check the following.- Fuse
Location | Fuse No. | Capacity |
IPDM E/R | #82 | 15A |
- Harness for open or short heated oxygen sensor 2 power supply circuit.
- Loose or poor connection for each connector and harness
: Repair open circuit, short to ground or short to power in harness or connectors.
3.CHECK HO2S2 OUTPUT SIGNAL CIRCUIT FOR OPEN AND SHORT
5.REPLACE HEATED OXYGEN SENSOR 2
Replace heated oxygen sensor 2. Refer to Removal and Installation Removal and Installation . caution | - Discard any heated oxygen sensor which has been dropped from a height of more than 0.5 m (19.7 in) onto a hard surface such as a concrete floor; use a new one.
- Before installing new oxygen sensor, clean exhaust system threads using Oxygen Sensor Thread Cleaner [commercial service tool (J-43897-18 or J-43897-12)] and approved anti-seize lubricant (commercial service tool).
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: INSPECTION END
6.CHECK INTERMITTENT INCIDENT