1. Introduction to the RTA Manual
This RTA (Revue Technique Automobile - Automotive Technical Review) manual has been meticulously prepared by our technicians to provide clear and useful information for both professional repair shops and private individuals. Our process involves gathering extensive information from the manufacturer, followed by in-depth study of the vehicle and its engines in our workshops. Multiple technicians contribute to the creation of each RTA manual.
Our primary objective is to simplify the understanding of increasingly complex vehicle systems. We aim to preserve the specific instructions provided by each manufacturer while empowering you to save on expenses by performing maintenance or repairs yourself.

Image 1: Overview of the RTA 303 manual's content structure, detailing sections like Vehicle Identification, Use and Maintenance, Repair Methods, Electronic Systems, Bodywork, and Technical Data.
Each operation described in this manual is assigned a difficulty level, indicated by a wrench icon:
- 1 Wrench: For novices.
- 2 Wrenches: For competent amateurs.
- 3 Wrenches: For professionals.
2. Vehicle Identification
This section details the location of various elements crucial for identifying your Citroën C3 II (A51) vehicle. Proper identification is essential before undertaking any maintenance or repair procedures to ensure compatibility with parts and specifications.
3. Use and Routine Maintenance
This chapter provides all the necessary information for routine maintenance tasks. It is particularly aimed at novices, offering clear, step-by-step instructions for common procedures to keep your vehicle in optimal condition.
- Vehicle Towing: Instructions for safely towing the vehicle.
- Fuse Replacement: Guidance on identifying and replacing fuses.
- Engine Starting with an Auxiliary Battery: Procedures for jump-starting your vehicle.
Image 2: Example pages from the 'Use and Maintenance' section, illustrating procedures for fuse replacement and engine starting with an auxiliary battery, complete with diagrams.
4. Repair Methods
This chapter details more complex repairs that require specific mechanical skills and tools. Each procedure is described thoroughly to guide you through the process.
- Cooling System: Draining, filling, and bleeding the cooling circuit.
- Gearbox Oil: Draining, filling, and checking the gearbox oil level.
- Brake System: Draining, filling, and bleeding the brake circuit.
- Clutch System: Draining, filling, and bleeding the clutch circuit.
- Air Conditioning System: Draining and filling the air conditioning circuit.
Image 3: Example pages from the 'Repair Methods' section, demonstrating procedures for draining, filling, and bleeding the cooling, gearbox oil, brake, clutch, and air conditioning systems.
5. Electronic Systems
An essential complement to diagnostic tools, this section provides a detailed description of all electrical components. It includes information on fuses, circuits, pinouts, and measurements of voltage and resistance, aiding in the diagnosis and repair of electrical issues.
- Diagnosis: General diagnostic procedures.
- Alternator Check: Steps to verify alternator functionality.
- Starter Motor Check: Procedures for inspecting the starter motor.
- Electrical Protections: Details on fuse and relay boards.
- Voltage Check: Instructions for measuring voltage.
- Consumption Check: Guidance on checking electrical consumption.
Image 4: Example pages from the 'Electronic Systems' section, featuring diagrams for electrical protections, fuse box layouts, and procedures for checking the alternator and starter motor.
6. Bodywork
This chapter covers all operations related to interior trim and bodywork. It provides instructions for tasks such as replacing a broken headlight, which can often be a straightforward procedure with the right guidance.
- Interior Trim: Procedures for removal and reinstallation.
- Bodywork Operations: Guidance on various body repairs.
- Front Headlight Unit: Instructions for removal and reinstallation of the front headlight unit.
Image 5: Example pages from the 'Bodywork' section, illustrating the removal and reinstallation of a front headlight unit with detailed diagrams.
7. Technical Data
This section lists all relevant technical data for the Citroën C3 II (A51). It includes crucial specifications such as fluid capacities, and the nominal and minimum thickness of brake pads and discs, among other important details.
8. Product Specifications
| Specification | Detail |
|---|---|
| ASIN | B08ZTZ9F4P |
| Publisher | ETAI |
| Publication date | December 4, 2020 |
| Language | Italian |
| Item Weight | 1.04 pounds |
| Dimensions | 8.27 x 0.39 x 11.81 inches |