| Repair | Parts Cost | Labor | Total Estimate | | :--- | :--- | :--- | :--- | | Oxygen Sensor (Downstream) | $80 - $150 | $50 | | | Exhaust Leak Repair | $20 (clamp) | $80 | $100 | | Catalytic Converter (Aftermarket) | $300 - $600 | $150 | $450 - $750 | | Catalytic Converter (Renault OEM) | $1,200+ | $200 | $1,400+ |
A wire in the system is chaffing against the engine block.
In some cases, the ECU may trigger a limp mode to prevent engine overheating or related issues.
Internal failure of the 3-pin pressure switch.