Possible Causes
| Possible Causes |
|---|
| INTERMITTENT DTC |
| EXHAUST LEAK |
| (K243) O2 2/2 SIGNAL CIRCUIT SHORTED TO VOLTAGE |
| (K904) O2 RETURN (DOWN) CIRCUIT SHORTED TO VOLTAGE |
| (K243) O2 2/2 SIGNAL CIRCUIT SHORTED TO GROUND |
| (K904) O2 RETURN (DOWN) CIRCUIT SHORTED TO GROUND |
| (K243) O2 2/2 SIGNAL CIRCUIT OPEN OR HIGH RESISTANCE |
| (K904) O2 RETURN (DOWN) CIRCUIT OPEN OR HIGH RESISTANCE |
| 2/2 OXYGEN SENSOR |