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Help with OBD diagnostics
Am I interpreting this right? It is a 4 cyl so there is no bank 2
- Long Term Fuel Trim Bank One: 17.94 % ...... It is adding much more fuel than it thinks it should
- System Too Lean .... Intake air leak?
- Absolute Throttle Position: 19 % Engine RPM: 753 r/min ........ HUH?
Freeze Frame data MIL:
On
Diagnostic Trouble Codes
P0171
System Too Lean (Bank 1)
Freeze Frame (Frame 0) for DTC P0171
Absolute Throttle Position:
19 %
Air Flow Rate From Mass Air Flow Sensor:
0.46 lb/min
Calculated Load:
20 %
Coolant Temperature:
196 F
Engine RPM:
753 r/min
Fuel System Status Bank One:
Closed Loop
Fuel System Status Bank Two:
Not Reported
Ignition Timing Advance for #1:
7.0 deg
Intake Air Temperature:
46 F
Intake Manifold Absolute Pressure:
8.6 in.hg
Long Term Fuel Trim Bank One:
17.94 %
Short Term Fuel Trim Bank One:
-1.56 %
__________________
Rick
88 Cab
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