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Home >> Ford >> 2012 >> Explorer Base, 3.5 8, AWD, 6F50 >> Repair and Diagnosis >> External Pages >> Different car >> Section 226 (Automatic Transmission - 6F35) >> Diagnosis And Testing >> Automatic Transmission >> Component Tests >> Direct Clutch System

Direct Clutch System

WARNING: This page is about a different car, the 2013 Ford Explorer. However, it is still accessible from the selected car via links, so may be relevant.

For direct clutch (3, 5, R) operation, REFER to HYDRAULIC SYSTEM - 6F35  or MECHANICAL SYSTEM - 6F35 .

G06096830Courtesy of FORD MOTOR CO.
Item Part Number Description
1 7C122 Direct clutch cylinder snap ring
2 7F283 Direct clutch cylinder
3 7A262 Direct clutch piston
4 7E235 Direct clutch piston return spring
5 7C099 Direct clutch piston seals
6 7G384 Direct/Overdrive clutch hub
7 7F213 Input shaft
8 7B070 Direct clutch wave spring
9 7B164 Direct (3, 5, R) clutch assembly
10 7B066 Direct clutch pressure plate
11 7D483 Direct clutch snap ring
12 7A019 Rear planetary sun gear and shell assembly
DIRECT CLUTCH SYSTEM

Condition Possible Sources Action
  • Direct (3, 5, R) clutch does not apply
  • Solenoid filter blocked to SSB 
  • SSB  mechanically stuck OFF
  • INSTALL a new SSB  . REFER to SOLENOIDS .
  • Direct (3, 5, R) clutch regulator valve stuck OFF
  • DISASSEMBLE, CLEAN and INSPECT the direct (3, 5, R) clutch regulator valve. If bore or valve is damaged, INSTALL a new main control. REFER to MAIN CONTROL VALVE BODY .
  • SSB  SIG, C35R, C35R SUP hydraulic circuits blocked/leaking
  • DISASSEMBLE and INSPECT the main control and separator plate passages for debris/blockage. CLEAN as necessary. REFER to HYDRAULIC SYSTEM - 6F35 .
  • REV SUPPLY/DRIVE 2 to C35R SUP check ball missing/damaged
  • C35R supply hydraulic circuit blocked or leaking
  • DISASSEMBLE and INSPECT the transmission cover and support tower passages for debris/blockage. CLEAN as necessary. REFER to HYDRAULIC SYSTEM - 6F35 .
  • Rear planetary sun gear and shell assembly
  • INSPECT the sun gear and shell for wear and damage. INSTALL new components as necessary. REFER to TRANSMISSION - OVERHAUL .
  • Direct (3, 5, R) clutch friction plates
  • DISASSEMBLE and INSPECT the direct (3, 5, R) clutch friction and steel plates. INSTALL new components as necessary. REFER to MECHANICAL SYSTEM - 6F35 .
  • Direct (3, 5, R) clutch piston seal leakage
  • Direct (3, 5, R) clutch always applied
  • Solenoid filter or seal damaged at SSB 
  • SSB  mechanically stuck ON
  • INSTALL a new SSB  . REFER to SOLENOIDS .
  • Direct (3, 5, R) clutch regulator valve stuck ON
  • DISASSEMBLE, CLEAN and INSPECT the direct (3, 5, R) clutch regulator valve and bias spring. If bore or valve is damaged, INSTALL a new main control. REFER to MAIN CONTROL - OVERHAUL .
  • SSB  SIG, C35R, C35R SUP hydraulic circuits blocked/leaking
  • DISASSEMBLE and INSPECT the main control and separator plate passages for leakage. CLEAN as necessary. REFER to HYDRAULIC SYSTEM - 6F35 .
  • Rear planetary sun gear and shell assembly
  • INSPECT the sun gear and shell for damage that would prevent free rotation. INSTALL new components as necessary. REFER to TRANSMISSION - OVERHAUL .
  • Direct (3, 5, R) clutch friction plates
  • DISASSEMBLE and INSPECT the direct (3, 5, R) clutch friction and steel plates. INSTALL new components as necessary. REFER to MECHANICAL SYSTEM - 6F35 .
  • Direct (3, 5, R) clutch piston return spring.
  • Direct (3, 5, R) clutch delayed/soft/slipping apply
  • Incorrect Solenoid Body Strategy programmed into TCM 
  • Solenoid filter or seal damaged at SSB 
  • SSB  mechanically sticking
  • INSTALL a new SSB  . REFER to SOLENOIDS .
  • Direct (3, 5, R) clutch regulator valve sticking
  • DISASSEMBLE, CLEAN and INSPECT the direct (3, 5, R) clutch regulator valve. If bore or valve is damaged, INSTALL a new main control. REFER to MAIN CONTROL - OVERHAUL .
  • Direct (3, 5, R) clutch boost valve stuck ON
  • DISASSEMBLE, CLEAN and INSPECT the direct (3, 5, R) clutch boost valve and bias spring. If bore, valve or spring is damaged, INSTALL a new main control. REFER to MAIN CONTROL - OVERHAUL .
  • SSB  SIG, C35R, C35R SUP hydraulic circuits blocked/leaking
  • DISASSEMBLE and INSPECT the main control and separator plate passages for debris/blockage. CLEAN as necessary. REFER to HYDRAULIC SYSTEM - 6F35 .
  • REV SUPPLY/DRIVE 2 to C35R SUP check ball missing/damaged
  • C35R supply hydraulic circuit blocked or leaking
  • DISASSEMBLE and INSPECT the transmission cover and support tower passages for debris/blockage. CLEAN as necessary. REFER to HYDRAULIC SYSTEM - 6F35 .
  • Direct (3, 5, R) clutch friction plates
  • DISASSEMBLE and INSPECT the direct (3, 5, R) clutch friction and steel plates. INSTALL new components as necessary. REFER to MECHANICAL SYSTEM - 6F35 .
  • Direct (3, 5, R) clutch piston seal leakage
  • Direct (3, 5, R) clutch harsh apply
  • Incorrect Solenoid Body Strategy programmed into the TCM 
  • SSB  mechanically sticking
  • INSTALL a new SSB  . REFER to SOLENOIDS .
  • Direct (3, 5, R) clutch regulator valve sticking
  • DISASSEMBLE, CLEAN and INSPECT the direct (3, 5, R) clutch regulator valve and bias spring. If bore, valve or spring is damaged, INSTALL a new main control. REFER to MAIN CONTROL - OVERHAUL .
  • Direct (3, 5, R) clutch boost valve sticking
  • DISASSEMBLE, CLEAN and INSPECT the direct (3, 5, R) clutch boost valve and bias spring. If bore, valve or spring is damaged, INSTALL a new main control. REFER to MAIN CONTROL - OVERHAUL .
  • SSB  SIG, C35R, C35R SUP hydraulic circuits blocked/leaking
  • DISASSEMBLE and INSPECT the main control and separator plate passages for debris/blockage. CLEAN as necessary. REFER to HYDRAULIC SYSTEM - 6F35 .
  • Direct (3, 5, R) clutch friction plates
  • DISASSEMBLE and INSPECT the direct (3, 5, R) clutch friction and steel plates. INSTALL new components as necessary. REFER to MECHANICAL SYSTEM - 6F35 .
  • Direct (3, 5, R) clutch piston return spring
  • INSPECT the return spring for proper installation and damage. INSTALL new components as necessary. REFER to MECHANICAL SYSTEM - 6F35 .