1997 Nissan Altima Running Lean or Rich?

Readings when car is at idle
DTC.CNT = 1
FuelSys1 = When car is turned on starts as OL-DRIVE then when just at idle it turns to [CL] when pushing gas pedal in park it turns to OL-FAULT then when off gas back to CL
FuelSys2 = N/A
LOAD_PCT(%) = 13.3
ECT(*F) = 183
SHRTFT1(%) = 20.3--25
LONGFT(%) = 10.2
RPM = 725
VSS(mph) = 0
SPARKADV(*) = 20
IAT(*F) = 117
MAF(lb/min) = .238--.290
TP(%) = 0
02sloc = B1S12 --B2S
O2B1S1(V) = .070 -.080
SHRFTFTB1S1(%) = 21.9-25
O2B1S2(V) = .070
No codes have came on for the car. If there is a problem what can be a solution?