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2003 Cadillac CTS 3.2L MIL Lamp on
Posted to GM Driveability on 9/23/2010 6 Replies

Customer brought car in with check engine light on. I scanned vehicle found codes: p0160 low 02 sensor activity b2s2 and p0161 heater circuit b2s2 problem. I observed freeze frame data. All looked normal. I cleared codes and test drove vehicle. codes came back...

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  Related Documents & Media  2003 Cadillac CTS

 
Message Closed w/FIX

car Vehicle Data

2003 Cadillac CTS

VIN 1G6DM57N73
Engine3.2 L / 6 cyl / GAS
Trans5-speed Automatic (Electronic)
DeliveryFuel Injection / SEFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursNot Applicable
Misc.4 Door

Trouble Codes

P0160Heated Oxygen Sensor (Bank 2 Sensor 2) Insufficient Activity Detected
P0161Heated Oxygen Sensor (Bank 2 Sensor 2) Heater Circuit Malfunction
Message Closed w/FIX

car Vehicle Data

2003 Cadillac CTS

VIN 1G6DM57N73
Engine3.2 L / 6 cyl / GAS
Trans5-speed Automatic (Electronic)
DeliveryFuel Injection / SEFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursNot Applicable
Misc.4 Door

Trouble Codes

P0160Heated Oxygen Sensor (Bank 2 Sensor 2) Insufficient Activity Detected
P0161Heated Oxygen Sensor (Bank 2 Sensor 2) Heater Circuit Malfunction