Honda Fit/Jazz - CVT Stall Speed Test (L12A/L13A CVT)
CVT Stall Speed Test
| 1. | Set the parking brake, and block the front wheels.
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| 2. | Connect a tachometer to the engine, and start the engine.
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| 3. | Make sure the A/C switch is OFF.
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| 4. | After the engine has warmed up to normal operating temperature (the radiator fan comes on), shift to D position.
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| 5. | Fully press the brake pedal and accelerator for 6 to 8 seconds, and note engine speed. Do not move the shift lever while raising engine speed.
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| 6. | Allow 2 minutes for cooling, then repeat the test in S, L, and R positions.
NOTE:
- Do not test stall speed for more than 10 seconds at a time.
- Stall speed tests should be used for diagnostic purposes only.
- Stall speed should be the same in D, S, L, and R positions.
- Do not test stall speed with the A/T pressure gauges installed.
| Stall Speed rpm in D and R positions: |
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| Specification: | 2,500 rpm (min-1) | | Service Limit: | 2,350-2,650 rpm (min-1) |
| Stall Speed rpm in S and L positions: |
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| Specification: | 3,000 rpm (min-1) | | Service Limit: | 2,800-3,100 rpm (min-1) |
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| 7. | If the measurements are out of the service limit, problems and probable causes are listed in the table below.
| Problem | Probable cause |
|---|
| Stall speed rpm high in D, S, L, and R positions | - Low fluid level or ATF pump output low
- Clogged ATF strainer
- PH regulator valve stuck closed
- Slipping forward clutch
- Faulty start clutch
| | Stall speed rpm high in R position | - Slippage of reverse clutch
- Faulty start clutch
| | Stall speed rpm low in D, S, L, and R positions | - Engine output low
- Faulty start clutch
- Stuck pulley control valve
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Honda Fit/Jazz 02-05 Workshop Manual
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