CDI Electronics Blocking Diode 953-9176, Replaces OMC 279176, for Johnson/Evinrude

The CDI Electronics Blocking Diode, part number 953-9176, is a direct replacement electrical component for Johnson/Evinrude outboard ignition systems. This blocking diode replaces OMC part number 279176 and is built to restore proper ignition circuit function on applicable Johnson/Evinrude powerheads. It is a compact, lightweight component designed as a drop-in swap for the original diode it replaces, making it a straightforward fix when an ignition or charging circuit diode has failed.

Specifications

• Brand: CDI Electronics
• Manufacturer Part Number: 953-9176
• Fitment: Johnson/Evinrude
• Replaces (OEM): 279176
• Weight: 0.1 pounds
• UPC: 736983856975

Fitment

• Johnson/Evinrude

Replaces (OEM)

• 279176

Frequently Asked Questions

What does the CDI Electronics 953-9176 blocking diode do? The 953-9176 is a blocking diode used in the ignition circuit of applicable Johnson/Evinrude outboards, and it replaces OMC part number 279176 when the original diode fails.

What OEM part number does 953-9176 replace? It replaces OMC part number 279176 directly, so any listing or parts diagram calling for 279176 can be filled with the CDI 953-9176 blocking diode.

Is the CDI 953-9176 a genuine replacement or a generic part? It is manufactured by CDI Electronics specifically as a replacement for OMC part 279176, engineered to match the form and function of the original Johnson/Evinrude diode.

Which engines is the 953-9176 blocking diode designed for? The CDI Electronics 953-9176 blocking diode is designed for Johnson/Evinrude outboard applications that originally used OMC diode 279176.

How much does the CDI 953-9176 blocking diode weigh? This blocking diode weighs 0.1 pounds, consistent with its small, compact electrical component design.

How do I know if my blocking diode needs to be replaced? A failed blocking diode typically causes ignition or charging circuit problems; if your Johnson/Evinrude uses OMC diode 279176 and you're experiencing ignition faults, the CDI 953-9176 is the correct replacement part to check first.

Is installation of the 953-9176 blocking diode straightforward? Yes, the CDI 953-9176 is designed as a direct swap for the original OMC 279176 diode, so it installs in the same location within the ignition circuit.

What is included when I order the CDI 953-9176? Ordering the CDI Electronics 953-9176 gets you one blocking diode, sized and wired to replace OMC part number 279176.

Does the CDI 953-9176 diode come with a UPC for verification? Yes, the CDI Electronics 953-9176 blocking diode carries UPC 736983856975 for product verification.

Can I use the 953-9176 diode on non-Johnson/Evinrude engines? The CDI 953-9176 blocking diode is built for Johnson/Evinrude applications that used OMC diode 279176; fitment outside that application is not specified.