TIMS showed intermittent BCU fault atrear DT car 3677. ~~~~~ Checked and found FC322 BCU WSP Timer 1, FC324 BCU speed probe 1 fault. Checked tacho gen 1, A-B pins OL. Found that cable was loose. Resecured the tacho gen was loose. Resecured the tacho gen and measured-ok. 109.2Kohms. Shake resistance cable stable Done by: Luke