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W1
OEM-A-14 ECU power (control-unit relay) → SP-14V-1
0.85 mm² (≈18 AWG)
W2
NEW-KEYON-1 → MAIN-R-COIL+ Relay coil positive (ignition-switched +12V)
0.5 mm² (≈20 AWG)
W3
NEW-BATT-1 → MAIN-R-IN Relay contact input (battery + via main fuse)
0.85 mm² (≈18 AWG)
W4
MAIN-R-COIL- Relay coil negative (ECU low-side driver) → SP-GND-1
0.5 mm² (≈20 AWG)
W5
MAIN-R-OUT Relay contact output (switched +12V bus) → SPEEDUINO-PWR-12V Main power (+12 V switched)
0.85 mm² (≈18 AWG)
W6
OEM-A-13 Ground → SP-GND-1
0.85 mm² (≈18 AWG)
W7
OEM-A-19 Ground → SP-GND-1
0.85 mm² (≈18 AWG)
W8
SP-GND-1 → SPEEDUINO-A-10 Ground
0.85 mm² (≈18 AWG)
W9
SP-GND-1 → SPEEDUINO-A-9 Ground
0.85 mm² (≈18 AWG)
W10
OEM-A-5 Knock sensor return → SP-0V-1
0.5 mm² (≈20 AWG)
W11
OEM-A-6 Sensor ground (CTS/Hall/AFM/throttle) → SP-0V-1
0.5 mm² (≈20 AWG)
W12
SP-0V-1 → SPEEDUINO-A-12 Ground
0.5 mm² (≈20 AWG)
W13
SP-0V-1 → SPEEDUINO-A-23 Ground
0.5 mm² (≈20 AWG)
W14
OEM-A-17 AFM potentiometer supply → SPEEDUINO-A-13 5V
0.5 mm² (≈20 AWG)
W15
OEM-A-8 Hall sender supply (distributor) → SP-14V-1
0.5 mm² (≈20 AWG)
W16
OEM-A-18 Hall sender signal (engine speed) → SPEEDUINO-A-24 Cam input / VR2+
0.5 mm² (≈20 AWG)
W17
OEM-A-25 Ignition timing signal to TCI → SPEEDUINO-A-7 Ignition 1
0.5 mm² (≈20 AWG)
W18
OEM-A-12 Injector driver (batch, all 4) → SPEEDUINO-A-1 Injector 1
0.5 mm² (≈20 AWG)
W19
OEM-A-3 Fuel pump relay control → SPEEDUINO-A-16 Proto area 3 (fuel pump)
0.5 mm² (≈20 AWG)
W20
OEM-A-10 Coolant temperature sensor → SPEEDUINO-A-19 Coolant temp (CLT)
0.5 mm² (≈20 AWG)
W21
OEM-A-22 Idle stabilizer valve coil 1 → SPEEDUINO-A-36 Idle 2 (3-wire idle)
0.5 mm² (≈20 AWG)
W22
OEM-A-23 Idle stabilizer valve coil 2 → SPEEDUINO-A-37 PWM idle
0.5 mm² (≈20 AWG)
W23
OEM-A-2 Oxygen (lambda) sensor signal → SPEEDUINO-A-21 O2 sensor
0.5 mm² (≈20 AWG)
W24
OEM-A-9 Intake air temperature sensor → SPEEDUINO-A-20 Inlet air temp (IAT)
0.5 mm² (≈20 AWG)
W25
OEM-A-1 Starter signal (term 50) → SPEEDUINO-A-18 Proto area 5 (clutch)
0.5 mm² (≈20 AWG)
W26
OEM-A-11 Idle/WOT throttle switch → SPEEDUINO-A-14 Proto area 1 (flex fuel)
0.5 mm² (≈20 AWG)