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Exhaust gas recirculation system
Exhaust gas recirculation system
Notes:
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◆ The control of the exhaust gas recirculation system is undertaken by diesel direct injection system control unit (J248) via EGR valve (N18) (electric) to exhaust gas recirculation valve (mechanical).
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◆ Checking exhaust gas recirculation valve (N18).
=> Repair group 01; Self-diagnosis; Final control diagnosis
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◆ The cone-shaped plunger in the mechanical exhaust gas recirculation valve ensures that various cross sectional openings are possible at different plunger lifts.
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◆ Pulsed control makes every conceivable valve position possible.
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◆ Renew self-locking nuts.
Removing and installing parts of exhaust gas recirculation system, engine codes 1Z, AHU
Removing and installing parts of exhaust gas recirculation system, engine codes AFN, AVG => Page 26-8
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