Possible Causes
| Possible Causes |
|---|
| INTERMITTENT DTC |
| EXHAUST LEAK |
| (K41) O2 1/1 SIGNAL CIRCUIT SHORTED TO VOLTAGE |
| (K902) O2 RETURN (UP) CIRCUIT SHORTED TO VOLTAGE |
| (K41) O2 1/1 SIGNAL CIRCUIT SHORTED TO GROUND |
| (K902) O2 RETURN (UP) CIRCUIT SHORTED TO GROUND |
| (K41) O2 1/1 SIGNAL CIRCUIT OPEN OR HIGH RESISTANCE |
| (K902) O2 RETURN (UP) CIRCUIT OPEN OR HIGH RESISTANCE |
| 1/1 O2 SENSOR |
Always perform PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding.