Announcement

**JoeC** · 07-30-2020, 09:13 PM

These are the capacitors inside the ECU which are said to give problems. 6 of them. available from component suppliers. they all have their respective ratings on them.

1x - 35v 220 mu F
1x - 35v 47 mu F
2x - 35v 33 mu F
2x - 10V 470 mu F

**JoeC** · 08-10-2020, 03:20 PM

Here is the completed Beat ECU pinout, which is almost obd1.. but without the B-plug, as the Beat only uses an A and D plug.

<U>Plug A</U>
A1 – Injector 1 (Red)
A2 – Engine Ground G101 (Black)
A3 - Injector 2 (Light Blue)
A4 - Engine Ground G101 (Black)
A5 – Injector 3 (Yellow)
A6 – Brake Switch (Green/white)
A7 – A8 spliced PGMFI relay pin 1 (Green/Black)
A8 – A7 spliced (Green/Black)
A9 - IACV (Black/Blue)
A10 – Oxygen Sensor Heater (Orange/Black)
A11 – PGMFI warning light (MIL) (Green/Orange)
A12 - EMPTY
A13 – A/C compressor clutch (Pink)
A14 - EMPTY
A15 – Coil +A16 spliced
A16 – Coil +A15 spliced
A17 – EMPTY
A18 – EMPTY
A19 – PGMFI Relay pin 2 (Blue/White) + PGMFI warning light (Yellow) + IG1
A20 – A/C dash switch (Black/Red)
A23 – A25 spliced + Main Relay + O2 sensor pin 3 + IACV pin 1
A24 – Engine Ground G101 (Gray)
A25 - A23 spliced + Main Relay + O2 sensor pin 3 + IACV pin 1
A26 - Engine Ground G101 (Brown)

<U>Plug D</U>
D1 – Under-hood Main fuse box (ECU 7.5A) 12v+ (thin White/Blue)
D2 - EMPTY
D3 – VSS Signal (Yellow/Red)
D4 – SCS Service Connector (Brown)
D5 CYL sensor Input (Orange)
D6 – CYL sensor Signal (White)
D7 – TDC sensor Input (Orange/Blue)
D8 – TDC sensor Signal (White/Blue)
D9 – CKP sensor Input (Blue/Green)
D10 – CKP sensor Signal (Blue/Yellow)
D11 – TPS signal (Green)
D12 - EMPTY
D13 – MAP sensor signal (White)
D14 – Alternator pin 2 (White/Red)
D15 – IAT sensor signal (Red/Yellow)
D16 - EMPTY
D17 - ECT (coolant temp sensor) signal (Red/White)
D18 – Oxygen Sensor Lambda output (White)
D19 – Map Sensor 5v- Dedicated (Thick Green/Blue)
D20 - 5v– Shared (Brown/Black)
D21 – MAP sensor 5v+ (Thick Red/White)
D22 – TPS 5v + reference voltage (Yellow/Red)