At 14F this morning, our 603 at 290k miles, without using the block heater, started after less than 5 seconds of cranking. Glad I replaced all the glow plugs this summer! The 602, at only 240k miles, started just as quickly. Didn't have the throttle even 1/4 of the way down.
-- OK Don, KD5NRO Norman, OK '90 300D, '87 300SDL, '81 240D, '78 450SLC The FSM created the Diesel Benz http://www.venganza.org/