Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSFORD2009PICKUP F350 SUPER DUTY, 2D PICKUP, 6.8 Y, 4WD, STANDARDREPAIR AND DIAGNOSIS (SINGLE PAGE)ENGINE PERFORMANCESYSTEMENGINE CONTROLS - PINPOINT TEST KP: CHARGE AIR COOLER (CAC) PUMP THROUGH PINPOINT TEST Z: INTERMITTENT - (EXCEPT DIESEL & HYBRID)PINPOINT TEST TB: TRANSMISSION CONTROL SWITCH (TCS)/TRANSMISSION CONTROL INDICATOR LAMP (TCIL)INTRODUCTION
2009 Ford Pickup F350 Super Duty, 2D Pickup, 6.8 Y, 4WD, Standard
Pinpoint Test Tb: Transmission Control Switch (TCS)/Transmission Control Indicator Lamp (TCIL): Introduction
2009 Ford Pickup F350 Super Duty, 2D Pickup, 6.8 Y, 4WD, StandardSECTION Introduction
This pinpoint test is intended to diagnose the following:
- TCS
- TCIL
- harness circuits: TCS and TCIL
- powertrain control module (PCM) (12A650)
For PCM connector views or reference values, refer to REFERENCE VALUES .
POWERTRAIN CONTROL MODULE (PCM) CONNECTOR
| Vehicle | Connector | Pin | Circuit |
|---|---|---|---|
| E-Series 4.6L, E-Series 5.4L, Focus |
190-Pin | T30 | TCS |
| E-Series 6.8L, F-Super Duty 6.8L |
170 Pin | B27 | TCS |
| Edge, Flex, MKS, MKX, Sable, Taurus, Taurus X |
190-Pin | B16 | TCS |
| Escape/Mariner | 190-Pin | T31 | TCS |
| F-150 | 190-Pin | B30 | TCS |
| F-Super Duty 5.4L | 170 Pin | B43 B27 |
TCIL TCS |
| Fusion | 140 Pin | B16 | TCS |
| All other vehicles | 170 Pin | B29 | TCS |
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.