







Ford 5.0L V8 302 Windsor Lower Throttle Position Sensor CTPS100
Direct Fit Replaces 0280122001
BRAND NEW *OEM Quality* throttle position sensor to suit the Ford 5.0L V8 302 Windsor engine in the lower sensor position.
If your AU Falcon is surging at idle, flaring between shifts or dropping into limp mode, a failing throttle position sensor is one of the first things worth ruling out. This is a direct OEM replacement, packed and shipped from Cranbourne VIC.
TO SUIT
Fits the lower throttle body sensor position on the 5.0L V8 302 Windsor as fitted to Ford Falcon AU and AU XR8, Fairlane NC NF NL and AU, Fairmont EF EL and AU, and LTD DC DF and AU. Also covers the Tickford TE50, TL50 and TS50 AU 5.0L Synergy build.
The EB to EL Falcon and Fairmont range takes the upper sensor position instead. Full vehicle and date coverage is listed in the compatibility table.
FITMENT CHECK
This Windsor V8 range uses the sensor in two different mounting positions depending on series. This listing is the lower position, used on the AU Falcon and the NC to NL Fairlane, LTD and Fairmont. The EB to EL series uses the upper position, which we list separately. Match against the OEM number before ordering.
OEM PART NUMBERS
- 3517022001
- 3517022010
- 1336385
- 4661062
- 90323839
OTHER PART NUMBERS
- BOSCH: 0280122001
- BOSCH: 0280122008
- VEMO: V40-72-0321
- HELLA: 6PX 008 476-331
- DELPHI: SS10992-12B1
- PIERBURG: 4.02003.50.0
- WALKER PRODUCTS: 200-1221
- NTY: ECP-AR-013
PACKAGE INCLUDES
1 x throttle position sensor with 3-pin rectangular connector and 2 mounting bores. Supplied without cable.
ABOUT THIS SENSOR
The throttle position sensor reports throttle plate angle to the EEC-IV and EEC-V engine management used across the Windsor V8 range. The ECU uses that signal to set fuel delivery, spark timing and, on automatic cars, shift scheduling.
When the resistive track inside the sensor wears at the idle end, the signal becomes erratic and the ECU loses its reference point. On the AU Falcon this commonly shows up as hunting idle and harsh or delayed gear changes before any warning light appears.
COMMON SYMPTOMS OF FAILURE
- Surging or hunting idle, particularly when warm
- Harsh, delayed or flaring automatic gear changes
- Hesitation or flat spot under light acceleration
- Limp mode or reduced throttle response
- Fault codes P0121, P0122, P0123 or P0220
- Stalling when coming to a stop
- [08/91 - 03/92] FORD FAIRLANE NC I 5.0L V8 302 Windsor
- [04/92 - 12/94] FORD FAIRLANE NC II 5.0L V8 302 Windsor
- [01/95 - 08/96] FORD FAIRLANE NF 5.0L V8 302 Windsor
- [09/96 - 12/98] FORD FAIRLANE NL 5.0L V8 302 Windsor
- [09/98 - 06/03] FORD FAIRLANE AU 5.0L V8 302 Windsor
- [08/94 - 08/96] FORD FAIRMONT EF 5.0L V8 302 Windsor
- [09/96 - 08/98] FORD FAIRMONT EL 5.0L V8 302 Windsor
- [09/98 - 09/02] FORD FAIRMONT AU 5.0L V8 302 Windsor
- [09/98 - 09/02] FORD FALCON AU XR8 5.0L V8 302 Windsor
- [08/91 - 03/92] FORD LTD DC I 5.0L V8 302 Windsor
- [04/92 - 12/94] FORD LTD DC II 5.0L V8 302 Windsor
- [03/95 - 08/96] FORD LTD DF 5.0L V8 302 Windsor
- [05/99 - 06/03] FORD LTD AU 5.0L V8 302 Windsor
- [01/99 - 12/02] TICKFORD TE50 TL50 TS50 AU 5.0L Synergy
What fault codes does a faulty TPS trigger?
A faulty throttle position sensor typically triggers codes P0120 to P0124. P0120 and P0121 indicate the TPS signal is out of range, P0122 and P0123 indicate the signal is too low or too high, and P0124 indicates an intermittent signal. On drive-by-wire vehicles additional codes related to the electronic throttle control system may also be present.
Can a faulty TPS cause my automatic transmission to shift incorrectly?
Yes. The ECU shares throttle position data with the transmission control module to determine when to upshift and downshift. A faulty TPS sending incorrect throttle angle data can cause erratic shift points, harsh gear changes, the transmission hunting between gears, or the vehicle remaining in a fixed gear. Replacing the TPS often resolves transmission behaviour issues that appear unrelated.
Is it safe to drive with a faulty throttle position sensor?
It depends on how severely the sensor has failed. A partially failed TPS may cause hesitation and poor throttle response but the vehicle remains driveable. A fully failed TPS on a drive-by-wire vehicle can trigger limp mode, restricting the engine to a fixed low throttle position to prevent runaway acceleration. In either case replace the sensor as soon as possible as the fault can worsen without warning.
What are the symptoms of a faulty throttle position sensor?
Symptoms include jerky or hesitant acceleration, rough idle, unexpected surging, poor throttle response, stalling, and fault codes P0120-P0124. Drive-by-wire vehicles may also enter a limp mode limiting engine power.
Can I clean a throttle position sensor instead of replacing it?
TPS sensors are sealed units and cannot be cleaned or adjusted reliably. If the sensor is producing erratic signals or fault codes, replacement is the correct solution. Attempting to clean or adjust it usually results in continued faults.
Do I need to calibrate the throttle position sensor after replacement?
Many vehicles require a TPS calibration or throttle body relearn procedure after replacement. This is usually done with an OBD2 scanner or by following a specific ignition on/off sequence. Check your vehicle's service manual or contact us for guidance.
| Identification | |
|---|---|
| SKU | CTPS100-3 |
| Barcode # | 9314258077679 |
| Brand | Aftermarket OEM Replacement |
| Part Numbers | |
| Part Number | CTPS100 |
| Reference OEM Number | 3517022001 |
| Other OEM Numbers | 1336385, 3517022010, 4661062, 90323839 |
| Related Part Numbers | 0280122001, 0280122008, TPS-007, TTH003 |
| Trade Part Numbers | BOSCH: 0280122001, VEMO: V40-72-0321, HELLA: 6PX 008 476-331 |
| Product Specifics | |
| Product Type | SENSOR |
| Sensor Type | Throttle position sensor |
| Fitting Position | Lower |
| Number of pins | 3-pin connector |
| Connector Shape | rectangular |
| Supplementary Article Info | without cable |
| Number of mounting bores | 2 |
| Rotation Direction | Anticlockwise rotation |
| Compatible Makes | Ford |
| Fitment Type | Direct Replacement |
| Other Details | |
| Note | Lower position. Smooth plug, flat blades. Not gold-pin. |
| Unit Of Measure | ea |
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