D2: Check B+ At Stepper Motor

NOTE: Should F14 or relay 1 be at fault the engine will NOT start





Use an appropriate link lead to bridge EM010/016 & EM010/022 (to energize EMS control relay) Measure the voltage between ground EM010/022 & PI034/002

Is the voltage B+?

Yes
Go to D3

-> No
Check fuse F14 & that EMS control Relay 1 is energized
Go to D7Z