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Home >> Mercury >> 2008 >> Milan Base, 2.3 Z, Automatic >> Repair and Diagnosis >> External Pages >> Different car >> Section 1410 (Automatic Transmission - FNR5) >> Diagnostic Tests >> Pinpoint Tests - OSC Equipped Vehicle >> Pinpoint Tests >> Pinpoint Test A: Shift And TCC Solenoids (Only)

Pinpoint Test A: Shift And TCC Solenoids (Only)

WARNING: This page is about a different car, the 2009 Mercury Milan and 2009 Ford Fusion. However, it is still accessible from the selected car via links, so may be relevant.
NOTE: Refer to the Transaxle Main Valve Body Vehicle Harness Connector illustration Transaxle Connector Layouts .
NOTE: Refer to the Transaxle 5th Gear Valve Body Vehicle Harness Connector illustration Transaxle Connector Layouts .
  1. A1 ELECTRONIC DIAGNOSTICS SETUP 
    • Key in OFF position.
    • Select PARK.
    • Make sure the transaxle main valve body vehicle harness C1534 and transaxle 5th gear valve body vehicle harness C1535 are fully seated, terminals are fully engaged in connector and in good condition before proceeding.
    • Connect the diagnostic tool.
    • Key in ON position.
    • Enter the following diagnostic mode on the diagnostic tool: DataLogger
    • Does vehicle enter DataLogger Mode? 
    1. YES  : REMAIN in DataLogger Mode. Go to  A2.
    2. NO  : REPEAT procedure to enter DataLogger Mode. If vehicle did not enter DataLogger Mode, REFER to the Introduction - Gasoline Engines article for diagnosis of PCM.
  2. A2 WIGGLE TEST 
    • Remain in DataLogger Mode.
    • Select the following PIDs to be monitored:
      • SSPCA
      • SSPCB
      • SSPCC
      • SSD
      • SSE
      • SSF
    • Start vehicle.
    • Wiggle all wiring and connectors to the transaxle. Monitor the Solenoid State for changes.
    • Does the suspect solenoid(s) fault state change? 
    1. YES  : REPAIR the circuit. TEST the system for normal operation.
    2. NO  : Go to  A3.
  3. A3 CHECK SOLENOID FUNCTION 
    • Turn each solenoid ON and OFF.
    • Does the solenoid turn ON and OFF when commanded and can solenoid activation be heard? 
    1. YES  : Go to  A4.
    2. NO  : Go to  A5.
  4. A4 GEAR IN DRIVE MODE OR TCC IN DRIVE MODE 
    • Select GEAR PID for Shift Solenoids, pre-qualifications for GEAR in Drive Mode are listed prior to these Pinpoint Tests .
    • Select TCC PID for Torque Converter Clutch (TCC), pre-qualifications for TCC in Drive Mode are listed prior to these Pinpoint Tests .
    • Turn vehicle OFF.
    • Does the transaxle upshift and downshift or torque converter engage/disengage when commanded? 
    1. YES  : CLEAR all DTCs. ROAD TEST to verify if concern is still present. If concern is still present, REFER to Diagnosis By Symptom  to diagnose shift or torque converter concern.
    2. NO  : Go to  A5.
  5. A5 CHECK FOR BATTERY VOLTAGE 
    • Disconnect: Transaxle Main Valve Body Vehicle Harness C1534
    • Disconnect: Transaxle 5th Gear Valve Body Vehicle Harness C1535
    • Key in ON position.
    • Visually inspect all wires and connectors for damage.
    • Measure the voltage between transaxle main valve body vehicle harness C1534 and transaxle 5th gear valve body vehicle harness C1535 , harness side, and ground using the following chart:
      Transaxle Main Valve Body Vehicle Harness C1534 and Transaxle 5th Gear Valve Body Vehicle Harness C1535 Shift Solenoid Ground
      C1534-3, circuit VET13 (GY/BU) Shift Solenoid Pressure Control A (SSPCA) Ground
      C1534-9, circuit VET14 (VT/GN) Shift Solenoid Pressure Control B (SSPCB) Ground
      C1534-1, circuit VET15 (YE/GY) Shift Solenoid Pressure Control C (SSPCC) Ground
      C1534-6, circuit CET18 (GY/YE) Shift Solenoid D (SSD) Ground
      C1534-8, circuit CET19 (VT/GY) Shift Solenoid E (SSE) Ground
      C1535-1, CET44 (BU/BN) SSF Ground
    • Is the voltage greater than 10 volts? 
    1. YES  : Go to  A7.
    2. NO  : Go to  A6.
  6. A6 CHECK FOR SHORTS TO GROUND 
    • Key in OFF position.
    • Measure the resistance between transaxle main valve body vehicle harness C1534 and transaxle 5th gear valve body vehicle harness C1535, harness side and ground using the following chart:
      Transaxle Main Valve Body Vehicle Harness C1534 and Transaxle 5th Gear Valve Body Vehicle Harness C1535 Shift Solenoid Ground
      C1534-3, circuit VET13 (GY/BU) SSPCA Ground
      C1534-9, circuit VET14 (VT/GN) SSPCB Ground
      C1534-1, circuit VET15 (YE/GY) SSPCC Ground
      C1534-6, circuit CET18 (GY/YE) SSD Ground
      C1534-8, circuit CET19 (VT/GY) SSE Ground
      C1535-1, CET44 (BU/BN) SSF Ground
    • Are the resistances greater than 10,000 ohms? 
    1. YES  : Go to  A8.
    2. NO  : REPAIR the circuit in question. TEST the system for normal operation.
  7. A7 CHECK FOR SHORT TO BATTERY VOLTAGE 
    • Disconnect: Transmission Control Module (TCM) C2352a
    • Key in ON position.
    • Measure the voltage between transaxle main valve body vehicle harness C1534 and transaxle 5th gear valve body vehicle harness C1535, harness side and ground using the following chart:
      Transaxle Main Valve Body Vehicle Harness C1534 and Transaxle 5th Gear Valve Body Vehicle Harness C1535 Shift Solenoid Ground
      C1534-3, circuit VET13 (GY/BU) SSPCA Ground
      C1534-9, circuit VET14 (VT/GN) SSPCB Ground
      C1534-1, circuit VET15 (YE/GY) SSPCC Ground
      C1534-6, circuit CET18 (GY/YE) SSD Ground
      C1534-8, circuit CET19 (VT/GY) SSE Ground
      C1535-1, circuit CET44 (BU/BN) SSF Ground
    • Is any voltage present? 
    1. YES  : REPAIR the circuit in question. TEST the system for normal operation.
    2. NO  : INSTALL a new TCM. TEST the system for normal operation.
  8. A8 CHECK FOR OPENS 
    • Disconnect: TCM C2352A
    • Measure the resistance between transaxle main valve body vehicle harness C1534 and transaxle 5th gear valve body vehicle harness C1535, harness side, and TCM C2352A, harness side, for the suspected solenoid using the following chart:
      Transaxle Main Valve Body Vehicle Harness C1534 and Transaxle 5th Gear Valve Body Vehicle Harness C1535 Shift Solenoid TCM C2352A
      C1534-3, circuit VET13 (GY/BU) SSPCA C2352A-8, circuit VET13 (GY/BU)
      C1534-9, circuit VET14 (VT/GN) SSPCB C2352A-16, circuit VET14 (VT/GN)
      C1534-1, circuit VET15 (YE/GY) SSPCC C2352A-7, circuit VET15 (YE/GY)
      C1534-6, circuit CET18 (GY/YE) SSD C2352A-14, circuit CET18 (GY/YE)
      C1534-8, circuit CET19 (VT/GY) SSE C2352A-13, circuit CET19 (VT/GY)
      C1535-1, CET44 (BU/BN) SSF C2352A-12, circuit CET44 (BU/BN)
    • Are the resistances less than 5 ohms? 
    1. YES  : Go to  A9.
    2. NO  : REPAIR the circuit in question. TEST the system for normal operation.
  9. A9 ELECTRICAL SIGNAL CHECK 
    • Connect: TCM C2352A
    • Enter the following diagnostic mode on the diagnostic tool: DataLogger Mode
    • Select PID SSPCA, SSPCB, SSPCC, SSD, SSE or SSF.
    • Start vehicle.
    • Measure the voltage between transaxle main valve body vehicle harness C1534 and transaxle 5th gear valve body vehicle harness C1535, harness side, and ground for the suspected solenoid while cycling the solenoid ON and OFF for the suspected solenoid using the following chart:
      Transaxle Main Valve Body Vehicle Harness C1534 and Transaxle 5th Gear Valve Body Vehicle Harness C1535 Shift Solenoid Ground
      C1534-3, circuit VET13 (GY/BU) SSPCA Ground
      C1534-9, circuit VET14 (VT/GN) SSPCB Ground
      C1534-1, circuit VET15 (YE/GY) SSPCC Ground
      C1534-6, circuit CET18 (GY/YE) SSD Ground
      C1534-8, circuit CET19 (VT/GY) SSE Ground
      C1535-1, CET44 (BU/BN) SSF Ground
    • Does the voltage change? 
    1. YES  : Go to  A10.
    2. NO  : INSTALL a new TCM. TEST the system for normal operation.
  10. A10 CHECK SOLENOID RESISTANCE 
    • Measure the resistance between the suspected shift solenoid, component side, and the solenoid body using the following chart:
      Shift Solenoid Resistance value
      SSPCA pin 3 1.0-4.2 ohms
      SSPCB pin 9 1.0-4.2 ohms
      SSPCC pin 1 1.0-4.2 ohms
      SSD pin 6 10.9-26.2 ohms
      SSE pin 8 10.9-26.2 ohms
      SSF pin 1 10.9-26.2 ohms
    • Are the resistances within specification? 
    1. YES  : If SSPCA, SSPCB or SSPCC solenoid is suspected, go to  A11 .
    2. If SSD, SSE or SSF solenoid is suspected, go to  A12 .
    3. NO  : INSTALL a new SSPCA, SSPCB, SSPCC, SSD, SSE or SSF solenoid. TEST the system for normal operation.
  11. A11 CHECK SSPCA, SSPCB, SSPCC SOLENOID FOR A SHORT TO GROUND 
    • Measure the resistance between suspected solenoid pin on the transaxle main valve body internal harness, component side, and solenoid body.
    • Is the resistance less than 5 ohms? 
    1. YES  : INSTALL a new SSPCA, SSPCB or SSPCC solenoid. TEST the system for normal operation.
    2. NO  : Go to  A12.
  12. A12 CHECK THE TRANSAXLE MAIN VALVE BODY INTERNAL HARNESS FOR AN OPEN 
      Fig 1: Measuring Resistance Between Transaxle Main Valve Body Internal Harness C1534-6, Circuit CET18 (GY/YE)
      GF0041435Courtesy of FORD MOTOR CO.
    • Measure the resistance between transaxle main valve body internal harness C1534-6, circuit CET18 (GY/YE) and suspected solenoid.
      • Fig 2: Measuring Resistance Between Transaxle Main Valve Body Internal Harness C1534-8, Circuit CET18 (GY/YE)
      GF0041436Courtesy of FORD MOTOR CO.
    • Measure the resistance between transaxle main valve body internal harness C1534-8, circuit CET18 (GY/YE) and suspected solenoid.
      • Fig 3: Measuring Resistance Between Transaxle 5th Gear Valve Body Internal Harness C1535-1
      GF0041437Courtesy of FORD MOTOR CO.
    • Measure the resistance between transaxle 5th gear valve body internal harness C1535-1 and suspected solenoid
    • Are the resistances less than 5 ohms? 
    1. YES  : Go to  A13.
    2. NO  : INSTALL a new transaxle main valve body internal harness. TEST the system for normal operation.
  13. A13 CHECK THE TRANSAXLE INTERNAL HARNESS FOR AN OPEN 
      Fig 4: Measuring Resistance Between Transaxle Main Valve Body Internal Harness C1534-3, Circuit VET13 (GY/BU)
      GF0041438Courtesy of FORD MOTOR CO.
    • Measure the resistance between transaxle main valve body internal harness C1534-3, circuit VET13 (GY/BU) and SSPCA transaxle internal harness connector.
      • Fig 5: Measuring Resistance Between Transaxle Main Valve Body Internal Harness C1534-9, Circuit VET13 (GY/BU)
      GF0041439Courtesy of FORD MOTOR CO.
    • Measure the resistance between transaxle main valve body internal harness C1534-9, circuit VET13 (GY/BU) and SSPCB transaxle internal harness connector.
      • Fig 6: Measuring Resistance Between Transaxle Main Valve Body Internal Harness C1534-1, Circuit VET13 (GY/BU)
      GF0041440Courtesy of FORD MOTOR CO.
    • Measure the resistance between transaxle main valve body internal harness C1534-1, circuit VET13 (GY/BU) and SSPCB transaxle internal harness connector.
    • Are the resistances less than 5 ohms? 
    1. YES  : Go to  A14.
    2. NO  : INSTALL a new transaxle main valve body internal harness. TEST the system for normal operation.
  14. A14 CHECK THE TRANSAXLE MAIN VALVE BODY INTERNAL HARNESS GROUND CIRCUIT 
      Fig 7: Checking Transaxle Main Valve Body Internal Harness Ground Circuit
      GF0029713Courtesy of FORD MOTOR CO.
    • Measure the resistance between transaxle main valve body internal harness C1534 ground eye hook as follows:
      • SSPCA - Between transaxle internal harness solenoid connector and ground eye hook.
      • SSPCB - Between transaxle internal harness solenoid connector and ground eye hook.
      • SSPCC - Between transaxle internal harness solenoid connector and ground eye hook.
    • Are the resistances less than 5 ohms? 
    1. YES  : INSTALL a new TCM. TEST the system for normal operation.
    2. NO  : INSTALL a new transaxle main valve body internal harness. TEST the system for normal operation.
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