Trouble code P2195 means: Lack of HO2S-11 Switching, Sensor Indicates Lean
P2195 - stall at idle after a cold start P2195 - front HO2S signal stuck lean P2195 - may be displayed in case of " stuck rich "
O2 sensor out of range.
O2 Sensor Stuck Lean (Bank1 Sensor1).
Trouble code P0715 means: Turbine/Input Shaft Speed Sensor Circuit
The error code P2195 on a 2004 Ford F150 indicates that there is a fault between electronic throttle system and TP1 and TP2 reference points. This can be caused by pinched wires or a glitch in the TPS system.
A HEGO sensor indicating lean at the end of a test is trying to correct for an over-rich condition. The test fails when the fuel control system no longer detects switching for a calibrated amount of time.
Trouble code P0302 means:Cylinder 2 misfire detected
Trouble code P0403 means:Exhaust gas recirculation circuit malfunction
Trouble code P0420 means: Catalyst Efficiency Below Normal (Bank 1)
Trouble code P0506 means:Idle control system RPM lower than expected
Trouble code P0171 means:System too lean (Bank 1)