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1991 Volvo 740 2.3L Poor Idle Quality, Hesitation, MIL Lamp on
we replaced transmission and now all these problems are occuring. the vehicle has a rough idle and hesitation when accelerationg. the code 321 ( cold start valve ) is in the computer. Fuel pressure is 51 psi at idle and 55 psi when accelerating....... vehicle ...
FIX posted 5/21/2015
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Message Closed w/FIX
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12 Replies Received
12 Replies Received
Related Documents & Media | VIN | YV1FA8844M |
| Engine | 2.3 L / 4 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection / 51psi at idle.....55psi acc |
| Emissions | us fed |
| Symptoms | Poor Idle Quality, Hesitation, MIL Lamp On |
| Occurs | Always, on Accel, Idle |
Trouble Codes
| 321 | cold start valve |
Message Closed w/FIX
Vehicle Data
1991 Volvo 740
| VIN | YV1FA8844M |
| Engine | 2.3 L / 4 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection / 51psi at idle.....55psi acc |
| Emissions | us fed |
| Symptoms | Poor Idle Quality, Hesitation, MIL Lamp On |
| Occurs | Always, on Accel, Idle |
Trouble Codes
| 321 | cold start valve |
Video