P0172 Diagnostic Trouble Code Discussion for June 2022
Fuel System Rich (Bank 1)
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| Help Request | Posted | |
| 2000 Toyota Echo 1.5L Poor Idle Quality, Poor Idle Quality VIN: JTDAT1234Y P0172: Fuel System Too Rich (Bank 1). Vehicle has a miss at idle on different cyl. It will stay missing on one particular cyl. for a while then jump to another one. If I hold the idle up a bit there is no misfire. I pulled valve cover and chain looks tight and compression is good. Vehicle has ... |
June 01, 2022 |
