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Fuel Rail Pressure Sensor
Fuel Injector
Crankshaft 1 Sensor
% Figure 3: TAE 125 Diesel Engine Components %
Page 204 Doc # 6.02.01 09 Jan 2003 Rev. 4
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DA 40 Series
Detail Steps/Work Items Key Items/References
(14) Disconnect the engine wire harness and bonding cables from these electrical sensors: S Crankshaft 1. S Crankshaft 2. S Camshaft 1. S Camshaft 2. S Coolant temperature. S Oil temperature. S Oil pressure. S Manifold air temperature. S Fuel rail pressure regulator. S Fuel rail pressure sensor. S Propeller governor. S Gear temperature. S Waste gate valve solenoid. S Fuel injectors. S Glow plugs. S Waste gate control valve. At the front right crank case. At the front left crank case. On inlet valve cover between cyl. 3 & 4. On inlet valve cover between cyl. 1 & 2. At the thermostat valve. At the bottom of the oil case. At the rear side of the oil filter housing. On the intercooler outlet pipe. At the rear end of the fuel rail. At the front side of the fuel rail. At the right side of the reduction gear. At top left of front bearing reduction gear. At the lower crankshaft cover. At each fuel injector. At the lower crankshaft cover. At the lower crankshaft cover.
(15) Remove the intercooler. Refer to Section 73-01.
(16) Remove the exhaust. Refer to Section 78-01.
(17) Remove the cabin heat heat-exchanger. Refer to Section 75-01.
Doc # 6.02.01 Page 205
Rev. 4 09 Jan 2003
71-01-00
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DA 40 Series
Detail Steps/Work Items Key Items/References
(18) Remove the cabin heat heat-exchanger shroud: S Remove bolt, nut and washer on top forward and bottom forward corners on the shroud. S Remove bolt, nut and washer on the bracket at the rear side. S Remove worm-drive clamp from the hose between the shroud and the heat valve. S Move the heat exchanger shroud clear of the engine. At the heat valve.
(19) Disconnect the hose from the alternate air valve to the turbo-charger inlet. At the turbo-charger.
(20) Release clips, ties and clamps holding the engine wire harness to the engine. Move the harness clear of the engine.
(21) Remove the support strut from the turbo-charger.
(22) Remove the oil hose from the turbo-charger cage tank to the oil return pump. At the cage tank, front side. Use a suitable container to catch the remaining oil in the hose.
(23) Remove the oil hose from the turbo-charger cage tank to the oil separator. At the cage tank, rear side. Use a suitable container to catch the remaining oil in the hose.
(24) Disconnect the fuel supply hose. At the low-pressure pump. Remove clamp at the front right hoist bracket.
(25) Disconnect the fuel return hose. Behind the rail pressure regulator.
(26) Remove the fuel return hose from the injector fuel leak rail.
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