© MS Motor Service International GmbH – 0310 EN K MS Motor Service International GmbH·74196 Neuenstadt ·Germany www.ms-motor-service.com * The right of changes anddeviating pictures is Assignment reserved. andusage, refer to theeach case current catalogues, tight tumble flaps andindicates anerror. The drive module can nolonger move the tight tumble flaps intheintake manifold. The truefault cause are oftenworn out, module! Often theerror is notwith the drive replaced as being defective. the electric drive module is frequently in thecourse of theworkshop check and mentioned, theerroris memory read out In thecase of thecustomer complaints electric drive module. lever arrangement andare actuated by an The tumble flaps are linked by means of a tumble flap. channels can besealed off by means of a cylinder. Ineach case oneof thetwo with two separate inlet for ports each The vehicles listed above are provided Possible fault cause andreplacement Intake manifold/electric drive module The reference numbers given are for comparison purposes only andmust not beused oninvoices to theconsumer. olbenschmidt Vehicle Fiat: Stilo (1.9JT O A Zafira B CD • • • • Possible customer complaints: lfa R pel Ti engine (Z19D Malfunction indication “Swirl actuator malfunction” Opel fault code P1109 Emergency operation Inadequate engine power A omeo: 147,156,159,G stra H, Vectra C, Signum with 1.9 l P ierburg D) TH)

G rou p T (1.9J D) Product O R PIERBURG No. eplacement for .E. No.* not being visible, “behind the engine” and is only hinted (green dashed line). The intake manifold with the EGR flapis emphasised in red. Thedrive moduleis located, Engine compartment of the Opel Vectra: fold to which they are fitted. up” irreversibly matching theintake mani- times, the electric drive modules are “set After having operated theignitionseveral “learning”: Electric drive modules are capable of Intake manifold 58 50180/55210201 58 50158/55206459 58 50119/93179055 7.00373.1 0.0/7.01860.00.0 7.00373.12.0 T ecDoc CDrespectively systems based on F or technical personnel only! only! personnel technical or used. The “old” drive module can nolonger be module must bereplaced by anewone. intake manifold, also theelectric drive F or this reason whenexchanging the SI 0093/A Electric drive module 8 50444/55205127 58 50574/93185801 8 50440/93183260 7.00521.00.0/.11.0 7.00521.14.0 Page 1/3 Page T ecDoc.

SERVICE I n f o r m a t i o n © MS Motor Service International GmbH – 0310 EN K MS Motor Service International GmbH·74196 Neuenstadt ·Germany www.ms-motor-service.com sometimes attributed to thedrive module. fl aps orat the lever thearrangement are for this reason malfunctions at thetumble the angle position of thedrive module. can only indirectly beperformed through intake manifold itself is not acquired. this the position of thetumble fl aps inthe the engine controller. ted, this is thenindicated as anerror to respect to thesetpoint position is detec- actual position. Incase adeviation with an integrated angle sensor acquires the within theoperating angle range. It permits anadjustment to any point grated “intelligence”. Modul (electric drive module) with inte- EaM-i stands for Elektrisches Antriebs- Electric Drive Module EAM-i conditions. set updepending onthespecifi c load pollutants andthepower can beoptimally In this way thequantity of emitted of theengine. be adapted to thespecifi c load conditions swirling of thefresh airinthecylindercan through theposition of thetumble fl aps, module. lever arrangement by theelectric drive tumble fl apwhich is actuated through a is equipped inaddition with anadjustable one of these intake channels ineach case each cylinderis provided with aswirl. through two separate intake channels for and as best as possible, theairentering in theCDti engine as quickly as possible So that thefuel/air mixture is combusted Operation ofthe Tumble Flaps olbenschmidt P ierburg g rouP Electric drive moduleEAM-i Intake manifold 7.00373.12.0withdrive module7.00521.14.0 strong swirl Tumble fl apclosed, Low speed: Operating principle of the tumble fl ap for technical personnel only! only! personnel technical for high volume fl ow Tumble fl apopen, High-speed SI 0093/A Page 2/3 Page © MS Motor Service International GmbH – 0310 EN K MS Motor Service International GmbH·74196 Neuenstadt ·Germany www.ms-motor-service.com • • • • • • • quickly. is changed, this error will reappear quite in the vehicle andonly thedrive module When thefaulty intake manifold remains • • • • • there are many reasons for this. caused by very oily intake orcharging air. Deposits orsticking tumble fl aps can be often stiff or sticking tumble aps. fl the cause for these malfunctions are Diagnosis information olbenschmidt engine speeds. flaps, the soot levels increase at high In thecase of constantly closed tumble increase at low engine speeds. flaps, thesoot levels inthe exhaust gas In thecase of constantly opentumble figure). tumble flaps intheaxial direction (see It must not bepossible to move the seconds. initial position within aperiodof 1to 2 must, afterbeing deflected, return to its can move freely. the actuating lever Check to ensure that the tumble flaps drive module andthetumble flaps. link (“lever arrangement”) between the Check to ensure that there is aproper in order. supply anddrive module are electrically if thedrive module switches, power the diagnosis unit) of thedrive module: ding to manufacturer’s information for Perform anactuator diagnosis (accor- Malfunctions inthecrankcase vent frequent short-run operation controller Incorrect software revision of theengine faults intheengine management Bad, combustion dirty P ierburg g rouP and detailed view) in the Opel Vectra (topemphasised inred Lever arrangement at the intake manifold Worn out bearings at the tumble fl aps for technical personnel only! only! personnel technical for SI 0093/A Page 3/3 Page