Hi,
I need help understanding this check engine light report from Autotap.com diagnostic software. I know P0136 is an O2 sensor but is it the before or after the catalytic converter? Is P0171 a fuel line leak?
Thanks for the help!!!
BTW: 2000 COROLLA VE 170K+ MILES
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AutoTap Diagnostic - Version 3.10
Date: 4/14/2009 4:30:34 PM
Hardware Serial: 0059166043
Check Engine Light: ON
Time Since Codes Cleared: ---
Distance Since Codes Cleared: ---
Drive Cycles Since Codes Cleared: ---
Confirmed Diagnostic Trouble Codes:
Code: Description:
P0171 Fuel Trim System Lean Bank 1
P0136 O2 Sensor Circuit Bank 1 Sensor 2
Possible Diagnostic Trouble Codes:
Code: Description:
P0136 O2 Sensor Circuit Bank 1 Sensor 2
--------: EMISSION TEST STATUS :--------
Emission Status: <SELECT DATE>
Vehicle Model Year: <SELECT>
OBD Compliant: Yes
Misfire Monitoring: Complete
Heated Catalyst Monitoring: NotSupported
Comprehensive Component Monitoring: Complete
Catalyst Monitoring: Complete
Fuel System Monitoring: Complete
Evaporative System Monitoring: Complete
Secondary Air System Monitoring: NotSupported
EGR System Monitoring: NotSupported
Oxygen Sensor Monitoring: Complete
Oxygen Sensor Heater Monitoring: Complete
A/C System Refrigerant Monitoring: NotSupported
--------: FREEZE FRAME DATA :--------
Generated by DTC code: P0171
Fuel System Status Bank 1: CL-1
Calculated Engine Load: 49.4 %
Engine Coolant Temperature: 189 °F
Short Term Fuel Trim Bank 1: 12.5 %
Long Term Fuel Trim Bank 1: 25 %
Engine Speed: 3094 RPM
Intake Air Temperature: 72 °F