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1988 Toyota Pickup 2.4L Poor Idle Quality, Hesitation, Stall
Hello all! This truck runs rough at idle and bogs down off idle. Checked fuel pressure, ok, changed fuel filter, still runs like garbage. I sweeped the air flow sensor,(vane type) it sweeped smoothly from 2.9v to 7.2v. Also did a TP sweep, smooth from ...
FIX posted 2/24/2000
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Related Documents & Media 
| VIN | JT4RN67S7J |
| Engine | 2.4 L / 4 cyl |
| Emissions | US FED |
| Symptoms | Poor Idle Quality, Hesitation, Stall |
| Occurs | Always |
Trouble Codes
| 31 | Air flow sensor |
| 52 | Knock sensor |
Message Closed w/FIX
Vehicle Data
1988 Toyota Pickup
| VIN | JT4RN67S7J |
| Engine | 2.4 L / 4 cyl |
| Emissions | US FED |
| Symptoms | Poor Idle Quality, Hesitation, Stall |
| Occurs | Always |
Trouble Codes
| 31 | Air flow sensor |
| 52 | Knock sensor |
Video