0
Heated Oxygen Sensor Control Circuit Bank1 Sensor2
symptoms
Other than the MIL light illuminating you may not notice any performance issues.
cause
A short in the O2 sensor heater circuit or the sensor itself
A faulty O2 sensor heater
Wiring or connectors are broken or frayed to the sensor or relay
Bad PCM or ECM
The fix
Correct wiring short or loose connector found in inspection.
and/or
Replace the bank 1 sensor 2, O2 sensor
Wiki User
∙ 9y ago
Add your answer:
Earn +20 pts
What is the right tire pressure for a 2004 buick park avenue?
30 psi
When did Pulse Ultra end?
Pulse Ultra ended in 2004.
What size engine does the 2004 Buick Regal have?
The 2004 Buick Regal has a V6 engine.
How many valves does the 2004 Buick Regal have?
The 2004 Buick Regal has 12 valves.
How do you replace a starter in a 2004 Buick rendezvous?
how to remove starter on 2004 Buick Rendezvous
Is the 2004 Buick Regal electric or gas?
The 2004 Buick Regal is a gas-powered vehicle.
What kind of transmission does the 2004 Buick Regal have?
The 2004 Buick Regal has a 4-speed automatic.
What is the cam type of the 2004 Buick Regal?
The 2004 Buick Regal has overhead valves (OHV).
What are the release dates for Avenue X - 2004 I?
Avenue X - 2004 I was released on: USA: 1 May 2004 (Tribeca Film Festival)
How tall is the 2004 Buick Regal?
The height of the 2004 Buick Regal is 4 ft. 8.6 in. (56.6 in.).
What kind of fuel does the 2004 Buick Regal use?
The 2004 Buick Regal runs on regular unleaded.
What is the turning circle of the 2004 Buick Regal?
The 2004 Buick Regal's turning circle is 37.5 ft..
