Your citroen is the AX 1.4 nothing more.
Citroen Ax 1.4, 1991-1993, Motor Code: K2A, Carvurado.
Phase 1: Tighten 20 Nm
Phase 2: 120 degrees, (Pry angular)
Phase 3: 120 degrees
This is for all models 1.4 but if your engine is a oil tanker with bosh or broken bosch changes the Parete I leave it anyway to see if it serves you.
Cittroen 1.4 Ax Rotodiesel and Bosch.
Phase 1: Tighten at 60 Nm
Phase 2: Loosen 360 degrees
Phase 3: Tighten 20 Nm
Phase 4: Tighten 160 degrees
Phase 5: Tighten 160 degrees