P0157moderate severityPowertrain
O2 Sensor Circuit Low Voltage Bank 2 Sensor 2
on 1999 Volkswagen Pointer 1.8L I4 · FWD
What this code means
Low voltage from the downstream O2 sensor on Bank 2.
Symptoms
- Check Engine Light
Common causes
- Faulty sensor
- Short to ground
- Exhaust leak
Diagnostic steps
- Test voltage
- Check for shorts
Repair notes
Replace sensor.
Other Powertrain codes on this vehicle
P0001
Fuel Volume Regulator Control Circuit/Open
P0002
Fuel Volume Regulator Control Circuit Range/Performance
P0003
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P0004
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P0010
Intake Camshaft Position Actuator Circuit/Open Bank 1
P0011
Intake Camshaft Position Timing Over-Advanced Bank 1
P0012
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P0013
Exhaust Camshaft Position Actuator Circuit/Open Bank 1
P0014
Exhaust Camshaft Position Timing Over-Advanced Bank 1
P0015
Exhaust Camshaft Position Timing Over-Retarded Bank 1