Control cable heater control box. Porsche 911  ❭  91157211401

Heater cable.



Fits:
Porsche 356 C (DE/S) 1.6L 08/1964-12/1965
Porsche 911 2.0L-2.7L 01/1963-07/1973
Porsche 912 1.6L 01/1965-02/1970

This product supersedes Porsche's old part numbers:
- 90142470104
- 90142470105
- 90142470106

Click 'Zoom in' for large parts diagram.
Diagram ref no 44

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

90142470107

The product you are viewing cross references to these numbers

Heater Cable 

Restore correct operation of the cabin heating system in your classic Porsche with this OE Match heater cable. Designed as a direct replacement for the original heater control cable, helping to transfer movement from the interior heater control to the heater mechanism. A worn, stretched, seized or damaged cable can make the heater difficult to operate, prevent the control from moving through its full range or leave the heating system stuck in one position.

Fits:

• Porsche 356A 1955-59
• Porsche 356B 1959-63
• Porsche 356C 1963-65

Diagram ref no 17

Manufactured to OE specifications, this replacement cable provides the correct fit, length and operating movement required for a dependable repair while preserving the factory-style function of the original heating controls.

What Does the Heater Cable Do?

The heater cable forms part of the mechanical control system used to regulate the flow of heated air into the cabin.

When the heater control is operated, the cable transfers that movement to the heater mechanism, allowing the driver to open, close or adjust the heating system. The cable must move freely and maintain the correct tension for the control system to work properly.

A correctly functioning cable helps provide:

• Smooth movement of the heater control
• Reliable opening and closing of the heater mechanism
• Accurate adjustment of cabin heat
• Proper control travel
• Consistent operation of the original heating system

Why Replace the Heater Cable?

After decades of use, the original cable can deteriorate through corrosion, repeated movement, contamination or internal wear.

Common problems include:

• Cable stretching
• Frayed inner wire
• Corroded cable sections
• Seized movement
• Bent or damaged ends
• Excessive resistance at the heater control
• Incomplete movement of the heater mechanism

Replacing the damaged cable restores the mechanical connection between the cabin control and the heater system.

Symptoms of a Worn or Failed Heater Cable

A replacement may be required if you experience:

• A stiff or difficult heater control
• The control moving without operating the heater
• Limited heater control travel
• Heating remaining permanently on
• Heating failing to switch on
• Uneven heater operation
• Excessive play in the control
• A snapped or visibly frayed cable
• The control lever failing to remain in the selected position

The heater valves and related mechanisms should also be inspected, as seized components can place excessive strain on the cable.

Benefits

Installing this OE Match heater cable can help to:

• Restore correct heater control movement
• Improve cabin heating adjustment
• Replace a stretched or seized original cable
• Reduce stiffness at the control
• Return the heating system to factory-style operation
• Improve reliability during cold-weather driving
• Maintain the originality of the vehicle
• Avoid improvised cable repairs
• Support a high-quality Porsche 356 restoration

Installation Recommendations

Professional installation is recommended, particularly where access to the original cable routing and heater mechanism is restricted.

Before fitting, inspect:

• Heater control lever or knob
• Cable attachment points
• Cable guides and retaining clips
• Heater valves and operating levers
• Cable routing
• Adjacent heating system components

The heater mechanism should move freely before the new cable is connected. Installing a replacement cable onto a seized or excessively stiff mechanism may cause premature wear or failure.

Route the cable in the original position and avoid sharp bends that could increase friction or restrict movement.

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

69542407100

The product you are viewing cross references to these numbers

Heater Cable - New Version Heating

Restore smooth and reliable cabin heater operation with this OE Match heater cable. This heater cable is manufactured to OE specifications and serves as a direct replacement for the original component. It transfers movement from the dashboard heater control to the heater mechanism, allowing precise adjustment of the heating system.
 
Fits:

• Porsche 356C 1963-65  

Over time, heater cables can become stretched, corroded or seize through age and lack of use, making the heater difficult to operate or preventing the flaps from opening and closing correctly. Replacing the cable restores smooth mechanical operation while maintaining the original factory feel of your Porsche 356 C.

Ideal for routine maintenance, concours restorations and complete heating system rebuilds, this OE Match replacement provides dependable performance and factory-style fitment.

What Does the Heater Cable Do?

The heater cable forms part of the Porsche 356 C's mechanical heating control system.

When the heater control is operated inside the vehicle, the cable transfers that movement to the heater valve or flap mechanism, regulating the flow of warm air into the cabin.

A correctly functioning heater cable ensures:

• Smooth operation of the heater control
• Accurate heater flap movement
• Reliable cabin temperature adjustment
• Correct travel of the heater mechanism
• Consistent operation of the factory heating system

Why Replace the Heater Cable?

After many years of service, the original heater cable may suffer from corrosion, internal wear or physical damage.

Common causes of failure include:

• Cable stretching
• Frayed inner cable Internal corrosion
• Seized movement
• Broken cable ends
• Excessive resistance
• Damaged outer casing
• Incorrect adjustment following previous repairs

Replacing the cable restores positive heater control and helps prevent unnecessary strain on the heater mechanism.

Symptoms of a Worn Heater Cable

You may need to replace the heater cable if you notice:

• Heater controls becoming stiff
• Heater controls difficult to move
• Heating remaining permanently on or off
• Limited heater adjustment
• Excessive free play in the control
• Heater flaps failing to operate fully
• Uneven cabin heating
• Frayed or damaged cable
• Broken cable ends

If these symptoms are present, it is also advisable to inspect the heater valves, linkage and pivot mechanisms for wear or seizure.

Benefits

Installing this OE Match heater cable helps to:

• Restore smooth heater control movement
• Improve cabin heating adjustment
• Eliminate stiff or binding controls
• Ensure correct heater flap operation
• Maintain factory-style functionality
• Improve driving comfort during colder weather
• Protect associated heater linkage components
• Preserve the originality of your Porsche 356 C
• Support a high-quality restoration

Installation Recommendations

Professional installation is recommended.

During installation, inspect:

• Heater control lever
• Heater valve assemblies
• Heater flap linkages
• Pivot points
• Cable guides
• Mounting brackets
• Retaining clips
• Heater box mechanisms

Ensure all moving components operate freely before fitting the new cable. Lubricating pivots and checking cable adjustment during installation will help ensure smooth operation and maximise service life.

After installation, confirm the heater mechanism opens and closes fully throughout the complete range of control movement.

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

64442407101

The product you are viewing cross references to these numbers