Jeep Comanche

On a 1988 Jeep Comanche, the slave cylinder is located on the transmission, specifically on the bell housing, which is the part that connects the engine to the transmission. It is typically mounted on the driver's side and is accessed from underneath the vehicle. The slave cylinder is part of the hydraulic clutch system, operating to disengage the clutch when the pedal is pressed.

Yes, the 1988 Jeep Comanche typically features a distributor with an ignition control module integrated into it. This module is responsible for controlling the ignition timing and managing the spark for the engine. However, it's essential to verify the specific engine configuration, as variations may exist between different models and trims.

The correct ignition timing for a 2.8L Chevy engine typically ranges from 6 to 10 degrees before top dead center (BTDC) at idle, depending on the specific model and year. It's essential to consult the vehicle's service manual for the exact specifications, as variations can occur due to factors like emissions equipment and engine modifications. Proper timing ensures optimal performance and fuel efficiency. Always use a timing light for accurate adjustments.

If your brake lights and tail lights aren't working while the turn signals function normally, the issue could be due to a blown fuse, a faulty brake light switch, or a bad connection in the wiring. The turn signals operate on a different circuit than the brake and tail lights, which is why they still work. Check the fuse box for any blown fuses, and inspect the brake light switch located at the brake pedal for proper function. Additionally, examine the wiring and connections for any signs of damage or corrosion.

To bleed the clutch on a 1992 Jeep Comanche, start by ensuring the vehicle is on a flat surface and the engine is off. Locate the slave cylinder, which is typically mounted on the transmission, and have a helper pump the clutch pedal several times and then hold it down. While they hold the pedal, open the bleed valve on the slave cylinder to release any air and fluid, then close the valve before they release the pedal. Repeat this process until you see a steady stream of fluid without bubbles, ensuring the clutch feels firm when pressed.

If your Jeep Comanche headlights won't turn on, it could be due to a blown fuse, a faulty headlight switch, or a problem with the wiring or connections. Start by checking the fuse box for any blown fuses related to the headlights. If the fuses are intact, inspect the headlight bulbs and wiring for any signs of damage or corrosion. If everything appears normal, it may be necessary to consult a mechanic for a more in-depth diagnosis.

Yes, the 1987 Jeep Comanche is equipped with an onboard computer known as the Engine Control Unit (ECU). This computer manages various engine functions, including fuel injection and ignition timing, to optimize performance and emissions. However, it's important to note that the technology in vehicles from this era is relatively basic compared to modern cars.

To install a thermostat on a 1989 Jeep Comanche with a 6-cylinder engine, first, ensure the engine is cool and disconnect the negative battery cable. Remove the radiator hose connected to the thermostat housing and unbolt the housing to access the thermostat. Replace the old thermostat with the new one, ensuring it is oriented correctly with the spring side facing the engine. Reassemble by reattaching the housing and radiator hose, then reconnect the battery and check for leaks.

On a 1989 Jeep Comanche, the oil sending unit is typically located on the engine block, near the oil filter. It is often found on the driver's side, towards the rear of the engine. Access may require some maneuvering, as it can be tight in that area. If you're having trouble locating it, consulting a repair manual or searching for a diagram specific to your engine type can be helpful.

If a Jeep 88 turns over but won't crank, it could be due to several issues. Common causes include a weak battery, faulty starter motor, or ignition system problems, such as a bad ignition coil or spark plugs. Additionally, issues with fuel delivery, such as a clogged fuel filter or failing fuel pump, might prevent the engine from starting. It's important to systematically diagnose each component to pinpoint the exact problem.

To replace the heater core in a Jeep Comanche, start by draining the coolant and disconnecting the negative battery cable. Remove the dashboard and the heater assembly, which may involve taking out several screws and bolts. Once you have access to the heater core, disconnect the hoses and remove the core from the housing. Install the new heater core, reassemble the heater assembly and dashboard, and then refill the coolant before testing the system.

To add Freon to a 1989 Jeep Comanche, locate the low-pressure service port on the air conditioning system. This port is typically found on the larger diameter aluminum line, usually near the compressor. Remove the cap and attach the recharge hose from the Freon canister to the port, then follow the instructions on the canister to add the refrigerant properly. Always ensure the AC system is running and follow safety precautions.

On a 1989 Jeep Comanche, the crank position sensor is typically located on the engine block, near the flywheel or the rear of the engine. It's often mounted to the bell housing of the transmission, where it can read the position of the crankshaft. If you're having trouble locating it, refer to the vehicle's service manual for specific diagrams and instructions.

To change the clutch on a 1986 Jeep Comanche, first, safely lift and secure the vehicle. Remove the transmission by disconnecting the driveshaft, unbolting the transmission crossmember, and detaching the shifter and wiring harness. Once the transmission is out, take off the old clutch assembly (pressure plate and disc) and replace it with the new one, ensuring to align it properly. Finally, reassemble everything in reverse order, making sure all connections are secure before testing the vehicle.

In a 1990 Jeep Comanche, the OBD (On-Board Diagnostics) plug is typically located under the driver's side dashboard, near the steering column. It may be positioned above the brake pedal or close to the fuse panel. Since the 1990 model uses OBD-I, the connector might look different from later OBD-II connectors. Make sure to check for any cover or panel that may need to be removed to access it.

Loss of power in a 1998 Chrysler Sebring convertible could be caused by several factors, including a failing fuel pump, clogged fuel filter, or issues with the ignition system such as worn spark plugs or faulty ignition coils. Additionally, problems with the air intake system, such as a dirty air filter or malfunctioning mass airflow sensor, can also lead to reduced engine performance. It's advisable to perform a diagnostic check to pinpoint the exact issue.

To replace the radiator in a 1987 Jeep Comanche, first, drain the coolant by opening the petcock at the bottom of the radiator. Disconnect the hoses, electrical connectors, and any mounting bolts securing the radiator in place. Remove the old radiator and install the new one, ensuring it aligns properly with the mounts. Reconnect the hoses and electrical connections, then refill the cooling system with new coolant and check for leaks.

To install trailer wiring on an '88 Jeep Cherokee, first locate the vehicle's tail light harness. You'll typically need to splice into the rear light wires for the brake, turn signals, and running lights. Use a trailer wiring harness adapter if available for a simpler installation; otherwise, ensure proper connections and use heat shrink or electrical tape to protect the splices. Finally, test the connections by hooking up the trailer to ensure all lights function correctly.

In a 1988 Jeep Comanche, the fuse box is typically located under the dashboard on the driver's side. You may need to remove a cover to access it. The fuse box contains various fuses for different electrical systems, and a diagram on the cover or in the owner's manual can help identify which fuse corresponds to specific functions. Always ensure the vehicle is off before inspecting or replacing fuses.

The 2.5L engine in a Jeep Comanche can be interchanged with the 2.5L engine from other Jeep models, such as the Jeep Cherokee (XJ) from the same era. Additionally, the 2.5L engine used in the Jeep Wrangler (YJ) is also compatible. It's important to ensure that the engine's year and specifications match to facilitate a smooth interchange. Always verify compatibility with engine mounts and other components before proceeding with the swap.

In the 1987 Jeep Comanche, the fuel pump is located inside the fuel tank. To access it, you'll need to remove the tank from the vehicle, as it is not externally accessible. This model typically uses an electric fuel pump, which is mounted on the fuel sending unit within the tank. Always ensure proper safety measures when working with fuel systems.

No 1988 is OBD 1, the connecter is under the hood.

It could be the IAC module that sits next to the throttle body. It controls your idle and is non-adjustable.Try cleaning toyr throttle body system first, if tht doesn't work it will need to be replaced. Good luck, Mike