Terminal Assignment in 7-pin Wiring Harness Plug X 28 (Astra-F)
Ter. D from idle speed adjuster M 33 / Ter. 1 to Motronic control unit
K 61 / Ter. 4
Ter. F from idle speed adjuster M 33 / Ter. 2 to fuel pump relay
K 68 / Ter. 87