| 222 - ELECTRICAL ROUTINE |
| Powertrain Control System |
- Electrical inputs/outputs, vehicle wiring harnesses, internal transmission wiring harnesses, PCM, TP, OSS, SSA, SSB, SSC and SSD
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- Carry out shift point test. Run on -board diagnostics. REFER to the INTRODUCTION - CNG, FLEX-FUEL & GASOLINE
article. Carry out pinpoint tests using the diagnostic tool. Clear codes, road test and rerun on-board diagnostics.
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| 322 - HYDRAULIC/MECHANICAL ROUTINE |
| Main Control Assembly |
- Screw out of torque specification
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- Tighten to specification.
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- Gasket damaged, off location
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- Inspect and install a new gasket.
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- Inspect for damage. Repair as required.
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- SSA, SSB, SSC, SSD solenoid stuck, damaged, O-ring damaged or out of bore
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- Inspect for damage. Carry out solenoid function test as listed in electrical routine. Repair as required.
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- 1-2 shift valve (203), 3-4 shift valve (204), spring, damaged, missing, misassembled, stuck, bore damaged
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- Inspect for damage, If damaged, install a new main control. If parts are missing, install new parts or main control. If misassembled, reassemble correctly. Do not stone, file or sand valves. This will remove the anodized finish and may result in further main control or transmission damage.
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- Wrong components used in rebuild
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- Verify that correct components were used.
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| Center Support Assembly |
- Screws not tightened to specification
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- Inspect, install new and retighten to specification.
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- Seal rings and bearings damaged
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- Inspect for damage. Repair as required.
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- Outside diameter of case bore or center support damaged or leaking
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- Inspect for damage. Repair as required.
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| Direct Clutch Assembly |
- Clutch assembly burnt, worn, check ball leaking in clutch piston, piston seal rings damaged, friction or steel plates damaged
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- Carry out air pressure test. Inspect for damage. Repair as required.
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