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Moderate — 2–4 hours
Overview
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Vehicle Symptoms
- Lack of power during acceleration
- Hesitation when pressing gas pedal
- Rough or unstable idle
- Poor throttle response
- Engine stalling at idle
Diagnostic Codes
- P0120 – Throttle/Pedal Pos Sensor A Circuit Malfunction
- P0121 – Throttle/Pedal Pos Sensor A Circuit Range/Performance
- P0122 – Throttle/Pedal Pos Sensor A Circuit Low Input
- P0123 – Throttle/Pedal Pos Sensor A Circuit High Input
- P0220 – Throttle/Pedal Pos Sensor B Circuit Malfunction
- P0222 – Throttle/Pedal Pos Sensor B Circuit Low Input
- P0223 – Throttle/Pedal Pos Sensor B Circuit High Input
- P0505 – Idle Air Control System Malfunction
- P0506 – Idle Air Control System RPM Lower Than Expected
- P0507 – Idle Air Control System RPM Higher Than Expected
Relevant Conversations
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- BBK 85mm throttle body C.A.R.B. compliant
- Upgrading to 85mm throttle body what else needed
- BBK 1781-R with cold air intake
Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.
Fitment
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Specifications
| Brand | BBK Performance |
| Part Number | 1781-R |
| Category | Air and Fuel |
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Returns & Fitment
Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
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Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.
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