Thread: 97 e300 check engine and other lights
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Old 08-02-2007, 05:31 PM
TMAllison TMAllison is offline
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Join Date: Feb 2004
Location: Walnut Creek, CA & 1,150 miles S of Key West
Posts: 4,874
CCU is your climate control unit.

press and hold "rest" for 5 seconds to get into diagnostic mode. use left or right "auto" button to toggle to item number 22 or 24(?). Should be 13.1 or 13.3 volts.

press rest or turn engine off to exit.
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Terry Allison
N. Calif. & Boca Chica, Panama

09' E320 Bluetec 77k (USA)
09' Hyundai Santa Fe Diesel 48k (S.A.)
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