P0172 Diagnostic Trouble Code Discussion for May 2013
Fuel System Rich (Bank 1)
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| Help Request | Posted | |
| 2002 GMC Savana 2500 5.7L No Start, Hesitation, Cuts out, Stall VIN: 1GJGG29R82 P0172: Fuel Trim System Rich (Bank 1). stalls out since i replaced crank sensor,replaced distributor ,cap,rotor,coil same results inj stay wide open when slightly accelerated to 11-13 o2 sens go rich all the way and pcm tries to lean out the max and engine dies please advise |
May 07, 2013 | |
| 2006 Dodge Ram 1500 ST 4.7L Poor Fuel Economy VIN: 1D7HA18N86 P0172: Bank 1 Rich. Customer came in and stated his vehicle's mpg is not what it used to be. Vehicle runs good except the RPM gauge not accurate the needle showing below 300 rpm while the vehicle is running actually at 675. Customer also states that when the fuel gauge needle aro... |
May 22, 2013 | |
| 2003 Land Rover Freelander SE 2.5L Excessive Emissions, Poor Idle Quality, Hesitation, Misfire VIN: SALNY22233 P0172: lamba control limit bank 1. Vehicle came with misfire on cold. Checked and it does misfire on cold and still runs poorly when heats up. It runs rich. Replaced oxygen sensor. No change. If I clear the codes and test drive it, p1472 comes back. Any help. |
May 22, 2013 | |
| 2003 Land Rover Freelander SE 2.5L Excessive Emissions, Poor Idle Quality, Hesitation, Misfire VIN: SALNY22233 P0172: lamba control limit bank 1. Vehicle came with misfire on cold. Checked and it does misfire on cold and still runs poorly when heats up. It runs rich. Replaced oxygen sensor. No change. If I clear the codes and test drive it, p1472 comes back. Any help. |
May 23, 2013 |
