Dash Connector, 15-pin white plug next to the ECU
1 – Blue/Black – Thermal Transmitter for OEM coolant temp gauge
2 – Yellow/Red – Tach signal for OEM tach
3 – Yellow/Green – Vehicle Speed Sensor (VSS) signal from speedometer
4 – Blue/Green – Thermistor Control Amplifier
10 – Orange – Start Signal, connect to start signal from ignition switch
11 - Green – Transmit (TX) pin for CONSULT
12 – Green/Black – Receive (RX) pin for CONSULT
13 – Green/Yellow – ?
14 - Green/White – Clock (CLK) synchronization pin for CONSULT
15 – Red – MIL Check Engine Light
17 – Black – ground for CONSULT
18 - Green/Red – Clock signal for CONSULT
? – Red/White – Fuel Pressure Control Module
? – Orange/Black – exhaust temp warning lamp
? – Blue/White - Intake Air Temperature Sensor