📖 What Does P0137 Mean?
The downstream oxygen sensor on bank 1 is reading consistently low voltage.
Symptoms
Failed emissions test, check engine light, possible catalytic converter efficiency issues.
Common Causes
Faulty oxygen sensor, exhaust leaks, wiring short to ground, contaminated sensor, catalytic converter problems.
Possible Solutions
Replace oxygen sensor, repair exhaust leaks, check wiring for shorts, inspect catalytic converter.
Recommended Parts & Tools
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📦 Parts Needed
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Frequently Asked Questions about P0137
How serious is P0137?
This code has a medium severity level. This should be diagnosed and repaired soon to prevent further issues.
Can I drive with P0137?
You can typically drive short distances, but have it diagnosed as soon as possible.
How much does it cost to fix P0137?
Repair costs vary depending on the root cause, but typically range from $100-300 including parts and labor.
Related Diagnostic Codes
Other codes that may appear with P0137
Fuel and Air Metering Code P0100
Mass Air Flow Sensor Circuit Range/Performance Problem
Mass Air Flow Sensor Circuit Low Input
Mass Air Flow Sensor Circuit High Input
Fuel and Air Metering Code P0104
Fuel and Air Metering Code P0105
💡 Why These Codes Are Related:
- • Similar Issues: Same root cause or component failure
- • Related Problems: Often occur together due to system interactions
- • Sequential Codes: Progressive failure stages or multiple sensors
- • Same System: Components within the same automotive system