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Fuel pressure regulation
This one came in with the CEL on, no other complaint. P0172. FT's are very negative. My initial testing lead me to checking for extra fuel due to either overly-high fuel pressure or a leaking regulator. No leaking, but no response to vacuum changes. The vacuum... Login to read more. 
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16 Replies Received
| Engine | 2.4 L |
| Trans | 4-speed Automatic (Electronic) |
Vehicle Data
1996 Volvo 850 GLT 2.4L
| Engine | 2.4 L |
| Trans | 4-speed Automatic (Electronic) |
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