|
Type :
|
starter
|
|
Specification :
|
12V 1.4KW
|
|
Number of feet :
|
10T
|
|
Brand :
|
nuojin
|
|
Number :
|
079911022 TS14E42 0001107453
|
|
Quality :
|
Remanufacture
|
|
Delivery time :
|
10 day
|
The Audi 12V 1.4KW starter is mainly compatible with models such as the Audi C5 A6 and A5. Its core installation process is similar to that of starters of the same brand and voltage specification, while also needing to conform to the engine compartment layout characteristics of its applicable models. The specific installation method and related details are as follows:
First, turn off the ignition switch, remove the key, and disconnect the negative cable of the storage battery to eliminate live operation and prevent short circuits that could burn out components. Prepare tools including a 12mm box-end wrench, 10mm wrench, Phillips screwdriver, torque wrench, socket wrench with short extension bar and 8mm socket. Meanwhile, prepare a special cleaning agent for component cleaning.
Confirm that the new starter is rated at 12V 1.4KW and its part number matches the original vehicle. Check that the new starter's gears, solenoid switch and other components are free of damage and jamming. Clean oil stains, rust and bolt debris from the starter mounting position and its surroundings to avoid affecting installation fit.
Some models compatible with this power-rated starter require prior disassembly of surrounding components to expand operating space. Taking the Audi C5 A6 as an example, due to the compact engine compartment layout, it may be necessary to first loosen the engine-related fixing brackets or some pipelines. For models such as the Audi A5, if the starter is blocked by the alternator or fender lining, the corresponding components must be disassembled according to marks to avoid damaging the installation balance of surrounding components. Mark easily confused components during disassembly to facilitate subsequent reinstallation.
Slowly place the starter into the mounting position at the junction of the engine and transmission, accurately aligning it with the mounting holes. Avoid collision with the starter housing and solenoid switch. Initially secure the starter assembly with matching bolts, then use a torque wrench to tighten the bolts evenly in a diagonal sequence to the standard torque of 37N·m. This prevents deformation of the mounting seat and bolt slipping that could affect fixing performance.
First, connect the starter solenoid switch plug, ensuring the plug clip is fully locked. Then fasten the power cable to Terminal 30 with a nut, strictly controlling the tightening torque to 9.8N·m. Next, close the terminal cover and install the wiring harness bracket with bolts, tightening to a torque of 8.4N·m. Finally, fix the wiring harness in the reserved position with original factory clips to avoid contact and friction between the harness and high-temperature components such as the exhaust pipe or moving parts such as the belt. Note to strictly distinguish between the main power terminal and control terminal; incorrect or reversed connection is strictly prohibited.
Reinstall the previously removed engine brackets, fender liners and other components to their original positions according to marks. Ensure all components are securely installed to avoid resonance during vehicle operation.
First, reconnect and fasten the negative cable of the storage battery. Perform a no-load test: after power-on, observe whether the starter operates smoothly without abnormal noise, with the test duration controlled within 5 seconds. After a normal no-load test, start the vehicle to check if the starter can smoothly drive the engine. Confirm that the starter gear returns to its normal position after startup. If gear grinding, idling or other issues occur, immediately cut off power to inspect meshing clearance or wiring problems.
Recheck that there is no interference between the starter and surrounding pipelines or wiring harnesses. Clean tools and debris from the engine compartment. For some new compatible models, if the starting system displays an alarm, a dedicated diagnostic tool must be connected to the vehicle to complete the adaptation matching between the starter and the vehicle's control module, ensuring normal start-stop function.
The negative cable of the storage battery must be disconnected throughout the entire installation process. Confirm that the ignition switch is turned off and the key is removed; live operation is strictly prohibited to prevent short circuits that could burn out the starter solenoid switch, vehicle ECU, or fuse box.
When reconnecting the negative battery cable, ensure it is securely fastened to avoid unstable starting voltage caused by poor contact, which may lead to abnormal starter operation or failure to start.
The mounting surface of the starter and engine must be fully fitted. Do not omit gaskets or replace them with thicker ones without authorization; otherwise, it will cause abnormal meshing clearance between the starter gear and flywheel ring gear, leading to gear grinding failure.
A torque wrench must be used to tighten the mounting bolts. Tighten them evenly in a diagonal sequence strictly according to the standard torque of 37N·m to prevent deformation of the mounting seat, bolt thread slipping, or vibration during startup due to insufficient torque.
Avoid colliding with the starter housing, solenoid switch, or gear end face during installation to prevent internal coil open circuits or gear damage, which will affect subsequent meshing performance.
For models requiring the removal of engine brackets, alternators, or fender liners, mark the components clearly during disassembly and reassembly to ensure they are reinstalled in their original positions. This avoids disrupting the engine mount balance or alternator belt tension.
The tightening torque for the power cable of Terminal 30 (KL30, permanent battery positive terminal) must be controlled at 9.8N·m, and the torque for fixing the wiring harness bracket is 8.4N·m. Excessive torque can easily deform the terminal, while insufficient torque will cause poor contact, overheating, and even fire hazards.
Strictly distinguish between the main power terminal and the control terminal; incorrect or reversed connection is strictly prohibited, as it will directly burn out the solenoid switch or starter relay.
Secure the wiring harness in the reserved positions with original factory clips. Avoid contact and friction with high-temperature components such as the exhaust pipe and turbocharger, as well as moving parts like the belt and crankshaft, to prevent damage to the harness insulation and subsequent short circuits.
When connecting the solenoid switch plug, confirm that the clip is fully locked to prevent the plug from loosening during vehicle operation, which would result in starter failure.
- References：
The aforementioned installation method and precautions for the Audi 12V 1.4KW starter are not derived from a single official and exclusive factory document of Audi. Instead, they are practical technical content compiled by integrating the universal installation logic of automotive starters, the engine compartment layout characteristics of Audi models, and the practical operation experience from mainstream auto maintenance platforms. Its information sources can be summarized into the following categories:
This part of the content follows the core installation specifications of starters of the same voltage specification under the Audi brand. For example, operations such as disconnecting the negative battery cable throughout the installation process and tightening bolts diagonally according to specific torque are consistent with the basic installation principles of all Audi starter models. Core requirements emphasized in Audi's official maintenance manuals, such as "electronic components need to be adapted and matched after installation" and "mechanical fixation must comply with standard torque", are all incorporated into the content, which are universal guidelines for the maintenance of Audi models.
Many practical details in the content are highly consistent with the starter installation skills shared by professional auto maintenance platforms such as PCauto and Autohome. For instance, steps like thoroughly cleaning oil stains and rust on components before installation, marking easily confused parts when disassembling surrounding blocking components, and conducting a no-load test first after installation align with the core starter installation processes summarized by PCauto and the safety key points for starter disassembly and assembly mentioned by Autohome (such as disconnecting the negative battery cable and avoiding violent operations). The content on these platforms is mostly summarized from the frontline practical operations of maintenance technicians, and has strong applicability in real maintenance work.
Related Articles
Discover what vehicles use auto starter systems and how Auto Starter car technology improves safety, convenience, and performance. Learn about manufacturer production, factory supply, and modern applications for cars, trucks, and commercial vehicles.....
Looking for a complete Auto Starter guide? This article explains how auto starters work, types, symptoms, maintenance tips, and how manufacturers and factories supply high-quality starters for global production and bulk orders.....
Learn everything about starter parts, how they work, signs of failure, maintenance tips, and how a professional manufacturer with factory production ensures stable, high-quality starter components for global vehicle owners.....
Explore the real-world Auto Starter disadvantages in industrial and automotive production. Learn how auto starter systems affect reliability, cost, maintenance, and factory manufacturing efficiency.....
Discover what a starter solenoid does in a vehicle, how it works with the starter motor, signs of failure, and why quality starter solenoid production from a professional manufacturer and factory matters for reliable performance.....
Explore common Boat Starter types and learn which marine engines they fit best. As a professional Boat Starter manufacturer with factory production and bulk supply capability, we provide reliable starting solutions for outboard, inboard, and diesel marine engin....
