Quote:
Originally Posted by Quizarate
Funny to see this post resurected now. Yesterday I had UR catted DPs, AE catless exhaust and a Helix intercooler installed. Getting the following codes. Wonder if my O2 sensor is broken...
2C9C:
2C9C Lambda probe heating in front of catalytic converter, input signal
Error will cause a warning light
Error is not currently present
Test conditions have been completed
Timeout
Freeze Frame Information
Event 1Odometer 33864kms 21042miles
ceramic temperature Lambda probe in front of catalytic converter bank 1 0.00 °C
time since start end 0.00 s
Battery Voltage 11.52 V
Lambda probe heating in front of catalytic converter bank 1 80.08 %
Event 2Odometer 33864kms 21042miles
ceramic temperature Lambda probe in front of catalytic converter bank 1 0.00 °C
time since start end 0.00 s
Battery Voltage 11.52 V
Lambda probe heating in front of catalytic converter bank 1 81.64 %
Event 3Odometer 33888kms 21057miles
ceramic temperature Lambda probe in front of catalytic converter bank 1 0.00 °C
time since start end 0.00 s
Battery Voltage 11.78 V
Lambda probe heating in front of catalytic converter bank 1 2.73 %
2CAB:
2CAB Lambdaprobe 2 before catalyst, temperature
Error will cause a warning light
Error is not currently present
Test conditions have been completed
Short circuit or signal interruption
Freeze Frame Information
Event 1Odometer 33864kms 21042miles
symptom Lambda probe heating in front of catalytic converter bank 2 1.00 0-n
Battery Voltage 13.57 V
Lambda probe heating in front of catalytic converter bank 2 75.39 %
voltage Lambda probe in front of catalytic converter bank 2 0.00 V
Event 2Odometer 33864kms 21042miles
symptom Lambda probe heating in front of catalytic converter bank 2 1.00 0-n
Battery Voltage 12.54 V
Lambda probe heating in front of catalytic converter bank 2 87.89 %
voltage Lambda probe in front of catalytic converter bank 2 0.00 V
Event 3Odometer 33888kms 21057miles
symptom Lambda probe heating in front of catalytic converter bank 2 1.00 0-n
Battery Voltage 13.57 V
Lambda probe heating in front of catalytic converter bank 2 75.39 %
voltage Lambda probe in front of catalytic converter bank 2 0.00 V
2C3E:
2C3E Lambda probe in front of catalytic converter 2, control failure or cable transmission failure?
Error will cause a warning light
Error is not currently present
Test conditions have been completed
Short circuit or signal interruption
Freeze Frame Information
Event 1Odometer 33864kms 21042miles
Lambda-nominal value group 2 1.00 -
voltage offset signal path CJ120 2 0.00 V
voltage Lambda probe in front of catalytic converter bank 2 0.00 V
ceramic temperature Lambda probe in front of catalytic converter bank 2 0.00 °C
Event 2Odometer 33864kms 21042miles
Lambda-nominal value group 2 0.95 -
voltage offset signal path CJ120 2 0.00 V
voltage Lambda probe in front of catalytic converter bank 2 0.00 V
ceramic temperature Lambda probe in front of catalytic converter bank 2 0.00 °C
Event 3Odometer 33888kms 21057miles
Lambda-nominal value group 2 1.00 -
voltage offset signal path CJ120 2 0.00 V
voltage Lambda probe in front of catalytic converter bank 2 0.00 V
ceramic temperature Lambda probe in front of catalytic converter bank 2 0.00 °C
29D1:
29D1 Misfirings, cylinder 5
Error will cause a warning light
Error is not currently present
Test conditions have been completed
Short circuit or signal interruption
Freeze Frame Information
Event 1Odometer 33880kms 21052miles
Engine temperature 97.50 °C
load value for misfire detection 88.67 %
Engine speed 6,080.00 rpm
Lambda integrator group 2 -34.38 %
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So what does the 2c9c mean? Pre- Cat Bank 1?
I keep getting a 2c9c, does this mean B1S1 is bad and needs to be replaced?
Edit: Had ONLY a 2c9c code accompanied by limp modes, jb4 switching back to map 4 and car running lean 16 or higher AFR. Replaced B1S1 and I'm back in business.
