DTC Detection Logic
To judge the malfunction, the A/F signal computed by ECM from the A/F sensor 1 signal is monitored so it will not shift to LEAN side or RICH side.
|
DTC No. |
Trouble diagnosis name (Trouble diagnosis content) |
DTC detecting condition |
Possible Cause |
|
P2097 |
POST CAT FUEL TRIM SYS B1 (Post catalyst fuel trim system too rich bank 1) |
The A/F signal computed by ECM from the A/F sensor 1 signal is shifts to the rich side for a specified period. |
|