87-88 Fiero Headlight Controller
About the 87-88 Fiero Headlight Controller PCB
87-88 Fiero Headlight Controller is an open source PCB design by gekko3622, published on GitHub under the CC-BY-NC-4.0 license. It is a 2-layer board measuring 90 × 90 mm, with 38 components from 14 distinct parts.
Other key parts include the LM7805_TO220, CURRENT-SENSOR-ACS712#LH Door, CURRENT-SENSOR-ACS712#RH Door and Sparkfun_Pro_Micro. By type, the board carries 10 resistors, 8 transistors, 5 relays, 3 ICs, 2 connectors and 2 fuses.
From the project
An aftermarket Fiero gen2 headlight controller designed to fit into the original GM casing.
V1.2 maintains the same BOM but adds socketed fuse holders.\ The specific holders I used are the micro fuse holders on this listing:\ https://www.aliexpress.us/item/2255800354773238.html
Main components on the 87-88 Fiero Headlight Controller
87-88 Fiero Headlight Controller bill of materials (BOM)
38 components, 14 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | LM7805_TO220 | L7805 | U1 |
| 1 | CURRENT-SENSOR-ACS712#LH Door | ACS712_A | U2 |
| 1 | CURRENT-SENSOR-ACS712#RH Door | ACS712_A | U3 |
| 1 | Sparkfun_Pro_Micro | Sparkfun_Pro_Micro | A1 |
| 8 | PN2222A | 2N2222A | Q1, Q2, Q3, Q4, Q5, Q6, Q7, Q8 |
| 1 | 5 Pin Header | Fiero Headlight Controller 5-Pin | J1 |
| 1 | Fiero 4-Pin Header | Fiero Headlight Controller 4-Pin | J2 |
| 5 | 1N4001 | DIODE-1N4001 | CR1, CR2, CR3, CR4, CR5 |
| 2 | Fuse | LP-Mini Fuse Holder | F1, F2 |
| 4 | JQC-T78-DC5V-C | JQC-T78-DC5V-C | K1, K2, K3, K4 |
| 1 | JQC-T78-DC12V-C | JQC-T78-DC5V-C | K5 |
| 2 | 10uF | CAP-TH_BD5.0-P2.00-D0.8-FD | C1, C2 |
| 3 | 10K | R_Axial_DIN0204_L3.6mm_D1.6mm_P7.62mm_Horizontal | R1, R3, R10 |
| 7 | 1K | R_Axial_DIN0204_L3.6mm_D1.6mm_P7.62mm_Horizontal | R2, R4, R5, R6, R7, R8, R9 |
87-88 Fiero Headlight Controller design files
The KiCad project lives in the gekko3622/Fiero-Drop-In-Headlight-Module repository on GitHub; these links point at the commit this page was built from.
87-88 Fiero Headlight Controller: common questions
How big is the 87-88 Fiero Headlight Controller PCB?
The 87-88 Fiero Headlight Controller measures 90 × 90 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the 87-88 Fiero Headlight Controller?
38 components, from 14 distinct parts. The full bill of materials is listed on this page.
Where can I download the 87-88 Fiero Headlight Controller design files?
From the gekko3622/Fiero-Drop-In-Headlight-Module repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.
Can I use the 87-88 Fiero Headlight Controller design in my own project?
It is published under CC-BY-NC-4.0, which limits how it may be reused; read the license before building on it.
