{"product_id":"722-9","title":"722.9, 7G-TRONIC, NAG2","description":"\u003cp class=\"MsoNormal\"\u003eThe \u003cb\u003eMercedes-Benz 722.9\u003c\/b\u003e, commonly known as \u003cb\u003e7G-TRONIC or NAG2\u003c\/b\u003e, is a \u003cb\u003e7-speed electronically controlled automatic transmission\u003c\/b\u003e developed for longitudinal-engine Mercedes-Benz vehicles. Introduced in the early 2000s as the successor to the 722.6 5-speed transmission, it uses a \u003cb\u003etorque converter with lock-up clutch, planetary gearsets and an integrated electro-hydraulic control system\u003c\/b\u003e. The transmission control unit and speed-sensing electronics are incorporated into the internal \u003cb\u003eVGS\/conductor plate assembly\u003c\/b\u003e.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eSpecification:\u003c\/b\u003e 7-speed automatic • Mercedes-Benz 722.9 • 7G-TRONIC \/ NAG2 • Longitudinal installation • Rear-wheel-drive and 4MATIC applications • Torque converter with electronically controlled lock-up clutch • Planetary gearsets • Electro-hydraulic valve body • Integrated VGS transmission control • Internal turbine and output speed sensors • Electronic pressure and shift control • Multiple transmission variants and torque capacities depending on vehicle and engine application.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003eCommonly fitted across selected \u003cb\u003eMercedes-Benz C-Class, E-Class, S-Class, CLS, CLK, SL, SLK, M\/ML-Class, GL\/GLK and R-Class\u003c\/b\u003e applications, with additional variants used in other Mercedes-Benz vehicles. Numerous versions of the 722.9 were produced with different \u003cb\u003eVGS generations, valve bodies, torque converters, gearsets and torque capacities\u003c\/b\u003e, so the \u003cb\u003evehicle VIN, complete 722.9xx transmission number and component identification should always be confirmed before ordering replacement parts\u003c\/b\u003e.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eCommon Faults\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003eCommon 722.9 problems include VGS\/conductor plate failure, internal turbine and output speed-sensor faults, valve-body wear, pressure-control solenoid faults and torque-converter lock-up problems. Typical symptoms include harsh or delayed gear changes, transmission remaining in one gear, intermittent loss of gear selection, slipping, incorrect shifting and transmission limp mode. Internal speed-sensor failure within the conductor plate is particularly well documented on the 722.9 and can prevent the transmission controller from correctly determining transmission speed and shift operation.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eCommon Fault Codes\u003c\/b\u003e\u003c\/p\u003e\n\u003ctable class=\"MsoNormalTable\" border=\"0\" cellpadding=\"0\" style=\"mso-cellspacing: 1.5pt; mso-yfti-tbllook: 1184;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"mso-yfti-irow: 0; mso-yfti-firstrow: yes;\"\u003e\n\u003ctd width=\"101\" style=\"width: 75.75pt; padding: .75pt .75pt .75pt .75pt;\"\u003e\n\u003cp class=\"MsoNormal\" style=\"text-align: justify;\"\u003e\u003cb\u003eFault Code\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd width=\"479\" style=\"width: 359.2pt; padding: .75pt .75pt .75pt .75pt;\"\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eDescription\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr style=\"mso-yfti-irow: 1;\"\u003e\n\u003ctd width=\"101\" style=\"width: 75.75pt; padding: .75pt .75pt .75pt .75pt;\"\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eP0705\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd width=\"479\" style=\"width: 359.2pt; padding: .75pt .75pt .75pt .75pt;\"\u003e\n\u003cp class=\"MsoNormal\"\u003eTransmission selection range sensor Y3\/8s1 fault\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"mso-yfti-irow: 2;\"\u003e\n\u003ctd width=\"101\" style=\"width: 75.75pt; padding: .75pt .75pt .75pt .75pt;\"\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eP0717\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd width=\"479\" style=\"width: 359.2pt; padding: .75pt .75pt .75pt .75pt;\"\u003e\n\u003cp class=\"MsoNormal\"\u003eTurbine speed sensor Y3\/8n1 – signal unavailable\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"mso-yfti-irow: 3;\"\u003e\n\u003ctd width=\"101\" style=\"width: 75.75pt; padding: .75pt .75pt .75pt .75pt;\"\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eP0718\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd width=\"479\" style=\"width: 359.2pt; padding: .75pt .75pt .75pt .75pt;\"\u003e\n\u003cp class=\"MsoNormal\"\u003eTurbine speed sensor Y3\/8n1 – defective\/intermittent\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"mso-yfti-irow: 4;\"\u003e\n\u003ctd width=\"101\" style=\"width: 75.75pt; padding: .75pt .75pt .75pt .75pt;\"\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eP0720\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd width=\"479\" style=\"width: 359.2pt; padding: .75pt .75pt .75pt .75pt;\"\u003e\n\u003cp class=\"MsoNormal\"\u003eOutput speed sensor circuit malfunction\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"mso-yfti-irow: 5;\"\u003e\n\u003ctd width=\"101\" style=\"width: 75.75pt; padding: .75pt .75pt .75pt .75pt;\"\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eP0721\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd width=\"479\" style=\"width: 359.2pt; padding: .75pt .75pt .75pt .75pt;\"\u003e\n\u003cp class=\"MsoNormal\"\u003eTransmission output speed signal implausible\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"mso-yfti-irow: 6;\"\u003e\n\u003ctd width=\"101\" style=\"width: 75.75pt; padding: .75pt .75pt .75pt .75pt;\"\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eP0722\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd width=\"479\" style=\"width: 359.2pt; padding: .75pt .75pt .75pt .75pt;\"\u003e\n\u003cp class=\"MsoNormal\"\u003eOutput speed sensor Y3\/8n3 – no signal\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"mso-yfti-irow: 7;\"\u003e\n\u003ctd width=\"101\" style=\"width: 75.75pt; padding: .75pt .75pt .75pt .75pt;\"\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eP2200\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd width=\"479\" style=\"width: 359.2pt; padding: .75pt .75pt .75pt .75pt;\"\u003e\n\u003cp class=\"MsoNormal\"\u003eInternal speed sensor Y3\/8n2 – signal unavailable\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"mso-yfti-irow: 8;\"\u003e\n\u003ctd width=\"101\" style=\"width: 75.75pt; padding: .75pt .75pt .75pt .75pt;\"\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eP2201\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd width=\"479\" style=\"width: 359.2pt; padding: .75pt .75pt .75pt .75pt;\"\u003e\n\u003cp class=\"MsoNormal\"\u003eInternal speed sensor Y3\/8n2 – defective\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"mso-yfti-irow: 9;\"\u003e\n\u003ctd width=\"101\" style=\"width: 75.75pt; padding: .75pt .75pt .75pt .75pt;\"\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eP2767\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd width=\"479\" style=\"width: 359.2pt; padding: .75pt .75pt .75pt .75pt;\"\u003e\n\u003cp class=\"MsoNormal\"\u003eInternal speed sensor Y3\/8n2 – signal unavailable\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"mso-yfti-irow: 10; mso-yfti-lastrow: yes;\"\u003e\n\u003ctd width=\"101\" style=\"width: 75.75pt; padding: .75pt .75pt .75pt .75pt;\"\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eP2768\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd width=\"479\" style=\"width: 359.2pt; padding: .75pt .75pt .75pt .75pt;\"\u003e\n\u003cp class=\"MsoNormal\"\u003eInternal speed sensor Y3\/8n2 – defective\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Autolink Automatics","offers":[{"title":"Default Title","offer_id":55597611319672,"sku":null,"price":0.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0510\/2013\/6622\/files\/722.9_2.png?v=1787758827","url":"https:\/\/shop.autolinkautomatics.com\/products\/722-9","provider":"Autolink Automatics","version":"1.0","type":"link"}