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1991 Mazda RX-7 1.3L Excessive Emissions, Poor Idle Quality
This RX7 idles rich. O2 is .9 volts. Does not switch. If I pull off a small vac hose idle improves. The ECM had codes for tps. Adjusted tps erased codes and none have returned. any ideas??? Thanks, The early bird gets the worm. BUT the second mouse gets the ch...
FIX posted 6/25/1998
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| VIN | JM1FC3313M |
| Engine | 1.3 L / 2 cyl |
| Emissions | OBD1 |
| Symptoms | Excessive Emissions, Poor Idle Quality |
| Occurs | Always, Idle |
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Vehicle Data
1991 Mazda RX-7
| VIN | JM1FC3313M |
| Engine | 1.3 L / 2 cyl |
| Emissions | OBD1 |
| Symptoms | Excessive Emissions, Poor Idle Quality |
| Occurs | Always, Idle |
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