blackcamper

rite peeps , first im new here , rite , ive got a 2004 galaxy tdi and this poxy aux heater doesnt work at all, ive got voltage to the stat , by wiper motor bypassed it with micro fuse got 9 and a half volts at the metering pump stripped the unit serviced and rebuilt it , glow plug fine etc and wont fire up at all , is there a relay for it ?? can any 1 help , thx in advance :)