Mazda RX-7

The 1988 RX-7 GTU with the 13B engine is a classic and highly regarded among car enthusiasts, particularly for its lightweight design and rotary engine performance. If you're looking for a unique driving experience and appreciate the rotary engine's characteristics, it can be a worthwhile investment. However, consider the condition of the vehicle, availability of parts, and potential maintenance costs, as older cars may require significant upkeep. Ultimately, its value depends on your personal preferences and intended use.

If your 1985 Mazda RX-7 has spark and fuel but won't start, check the following potential issues: ensure the ignition timing is correct, as improper timing can prevent the engine from starting. Additionally, verify that the fuel pump is supplying adequate pressure and that the fuel injectors are functioning properly. Also, inspect the air intake system for blockages and ensure that the engine is not flooded with fuel. If all else fails, consider checking for fault codes in the ECU or examining the compression in the engine.

A car may jerk due to several reasons, including issues with the fuel system, such as a clogged fuel filter or failing fuel pump, which can disrupt the flow of fuel to the engine. Additionally, problems with the ignition system, such as worn spark plugs or faulty ignition coils, can cause misfires that lead to jerking. Transmission issues, such as low fluid levels or a slipping clutch, can also result in a jerky driving experience. Regular maintenance and prompt attention to warning signs can help prevent these problems.

If your RX-7's rotary engine turns over and gets fuel but has no spark, the issue may lie in the ignition system. Check the ignition coils, spark plugs, and wiring for damage or wear. Additionally, inspect the ignition control module and any related fuses or relays. A faulty sensor, such as the crankshaft position sensor, could also prevent spark generation.

To remove the heater core from a 1984 Mazda RX-7, first, disconnect the negative battery cable and drain the coolant from the cooling system. Next, remove the dashboard and the center console to access the heater core housing. Disconnect the hoses attached to the heater core, then unbolt and remove the heater core from its housing. Reinstalling the new heater core involves reversing these steps, ensuring all connections are secure.

Rotary mechanisms convert linear motion into circular motion or vice versa, often using gears, levers, or cams. In these systems, a force applied in a straight line is transformed into rotational movement around a fixed axis. This is accomplished through components such as pulleys or gears that interlock and transmit motion. The efficiency and effectiveness of rotary mechanisms depend on the design and materials used, which can influence the speed, torque, and precision of the motion.

A rotary meter measures the flow of gas or liquid by using a rotating mechanism. As the fluid enters the meter, it drives a set of vanes or lobes that rotate around a central axis. The volume of fluid passing through the meter is calculated based on the number of rotations and the displacement of the vanes, providing an accurate measurement of flow rate. This type of meter is known for its reliability and precision in various industrial applications.

For a 1985 Mazda RX-7, the common wheel specifications include a 4x110 bolt pattern, with a diameter of 13-15 inches depending on the model and trim. The ideal offset typically ranges from +10 to +25 mm. When selecting wheels, ensure they clear the brake calipers and fit the fenders properly to avoid rubbing. Always consider checking compatibility with specific tire sizes and suspension setups.

The compression ratio for a 1990 Mazda RX-7, which is equipped with a 1.3-liter Wankel rotary engine, is typically around 9.4:1. This ratio can vary slightly depending on the specific model and configuration, but it generally falls within this range for the standard versions. The rotary engine design allows for a unique power delivery and efficiency compared to traditional piston engines.

In the 1983 Mazda RX-7, the ignition coil is typically located on the passenger side of the engine bay, mounted on or near the engine block. It is usually near the distributor, as the RX-7 utilizes a Wankel rotary engine design. For precise location, refer to the vehicle's service manual or check for a cylindrical component connected to the ignition wires.

An airbag rotary coupler, also known as a clock spring, is a crucial component in vehicles equipped with airbags. It allows for the continuous electrical connection between the airbag system and the vehicle's wiring harness while enabling the steering wheel to rotate freely. The coupler consists of several turns of flat, flexible wire coiled inside a housing, which unwinds and rewinds as the steering wheel turns. This design ensures that the airbag can deploy in the event of a collision without losing electrical connectivity.

The term "high-speed resistor" typically refers to resistors designed for high-frequency applications, often used in electronic circuits to manage signal integrity. These resistors can be found in various electronic devices, such as amplifiers, oscillators, and RF circuits. If you meant a specific product or component, please provide more context for a precise answer.

In a 1993 Volvo 940 GLT, the fuel pump relay is typically located in the relay/fuse box, which is situated under the dashboard on the driver's side. It is usually a rectangular or square-shaped relay that can be identified by its labeling. To access it, you may need to remove a cover or panel. Always refer to the vehicle's manual for precise location and identification.

If the shifter in a 1990 Mazda RX-7 is loosening, it could indicate wear in the shifter bushings or linkage components. Check for any loose bolts or connections in the shifter assembly. Replacing worn bushings or tightening the linkage should help restore stability. If problems persist, it may be worth consulting a professional mechanic for a thorough inspection.

To adjust the throttle position sensor (TPS) on a Mazda RX-7, first ensure the ignition is off. Disconnect the TPS connector and remove the sensor from the throttle body. Using a multimeter, check the resistance across the sensor terminals and adjust the sensor's position until you achieve the specified voltage or resistance values as per the service manual. Once adjusted, reassemble the sensor, reconnect the electrical connector, and verify the throttle response.

In a 1994 RX-7, the radio relay is responsible for supplying power to the radio and related electrical components when the ignition is turned on. If the radio isn't functioning, checking the relay is a good troubleshooting step, as a faulty relay can prevent the radio from receiving power. The relay is typically located in the fuse box, so inspecting the fuses and replacing the relay if necessary can resolve audio issues. Always ensure the vehicle's wiring and connections are intact for optimal performance.

The 1986 Mazda RX-7 typically has two seats, as it is designed as a sports coupe. It features a sleek design focused on performance, which often means limited rear passenger space. Some models may have a small rear area for storage, but the primary seating capacity is two.

In the Mazda RX-7, ignition timing marks are crucial for setting the engine's timing correctly. The timing marks are typically located on the crankshaft pulley and the timing cover, allowing for precise alignment with a timing light. For optimal performance, the ignition timing should be set according to the manufacturer's specifications, which can vary depending on the engine model and configuration. Always refer to the specific service manual for your RX-7 model for accurate timing adjustments.

On a 1989 Mazda RX-7 with an automatic transmission, the starter is located on the driver's side of the engine, near the rear of the engine block. It is positioned below the intake manifold and above the transmission bellhousing. To access it, you may need to remove some components for better visibility and reach.

In a 1994 Mazda RX-7, the CPU (or engine control unit, ECU) is typically located under the dashboard on the driver's side, near the steering column. To access it, you may need to remove some panels or covers. It's essential to ensure proper handling when working with the ECU to avoid damage.

The fuel pump relay on a 1990 Mazda RX-7 is typically located in the engine compartment, in the relay box near the battery. It may also be found under the driver's side dashboard, depending on the specific model and configuration. To access it, you may need to remove the cover of the relay box and identify the relay by its labeling or diagram. Always consult the vehicle's service manual for precise details and diagrams.

In a 1991 RX-7, the horn is typically located in the front of the vehicle, behind the grille. You may need to remove the grille or access it from underneath the front bumper to reach it. The horn is usually mounted on or near the radiator support. If you’re having trouble, consulting the vehicle's service manual can provide specific details for your model.

For the 1987 Mazda RX-7, the engine belt diagram typically includes the serpentine belt layout, which drives components like the alternator, power steering pump, and air conditioning compressor. The diagram is usually found in the vehicle's service manual or on a label located under the hood. It’s important to ensure correct routing to avoid damage and maintain proper function of the engine accessories. For precise details, refer to the specific repair manual for your RX-7 model.

To set the timing on a Mazda 13B rotary engine after a rebuild, first ensure that the engine is at top dead center (TDC) on the compression stroke for the leading rotor. Then, align the timing marks on the rotor housing with the appropriate marks on the front cover. Adjust the ignition timing, typically to around 1.5 to 2 degrees before TDC, using a timing light while ensuring the engine is running smoothly. Finally, double-check for any vacuum leaks and confirm the timing remains stable at idle.

To open the bonnet on a Mazda RX-7, first locate the interior release lever, typically found on the driver's side near the footwell. Pull the lever to release the initial latch. Then, go to the front of the car, slide your hand under the center of the bonnet, and locate the secondary latch. Push this latch to the side while lifting the bonnet to fully open it.