NIStune Type 1 Hardware Installation Page 22 of 22
A31 RB20
Connector Wire 1 - ECU throughhole near 61
Connector Wire 2 - ECU throughhole ...........
Connector Wire 3 - ECU throughhole ...........
Connector Wire 4 - ECU throughhole near 9
HR31 RB20
Early:
Connector Wire 1 - ECU throughole 3
Connector Wire 2 - ECU throughole 1
Connector Wire 3 - ECU throughole 4
Connector Wire 4 - ECU throughole 2
Late:
Connector Wire 1 - ECU throughole 1
Connector Wire 2 - ECU throughole 2
Connector Wire 3 - ECU throughole 3
Connector Wire 4 - ECU throughole 4