Q45 V8-4494cc 4.5L DOHC (VH45) (1992)
Wiper Relay: Testing and Inspection
Fig. 14 Wiper Amplifier Check.
1.
Connect battery positive to terminal 5 and battery negative to terminals 1 and 3, Fig. 14.
2.
Connect test lamp to terminals 2 and 4.
3.
Connect battery negative to terminal 6, test light should come on.
4.
If amplifier does not perform as outlined, replace.