NHTSA ID Number: 10156874
Manufacturer Communication Number: SSM 47790
Summary
Some 2013-2019 Fusion/MKZ and 2013-2018 C-Max vehicles with 2.0L HEV/PHEV engine may exhibit multiple drivability or electrical concerns with one or more diagnostic trouble codes, being the most common P26C3, P26CA, P26D0, P2800, P2802, U019F and U0284. On Fusion/MKZ inspect connectors C146, C1651, C1812, C168C, C1717 and C134 for signs of water entry or corrosion. On C-Max, inspect connectors C134, C140, C144, C1651, C1717 and C1812 and service as necessary. NOTE: Connector C1717 is only equipped on PHEVs for both Fusion and C-Max.
20 Affected Products
Vehicles
SSM 47790
SSM 47790
SSM 47281
Bestseller No. 1
BTAS Dielectric Grease for Electrical Connectors Automotive Spark Plug Boot Battery Terminal Marine Dialectical Electronics Wiring Die Electric Contact Silicone Dialectric Grease 1 oz 1 Pcs
- Secure Electrical Connections: Seal, lubricate and insulate to prevent various leaks or damage around any electrical connectors ensuring top performance and vehicle quality（Dieletric Breakdown 10KVA）
- Anti Corrosion: Designed with outstanding oxidation and corrosion resistance to keep all electrical components insulated over long periods of time. This grease is multi-surface friendly and safe to use on rubber, plastic, and ceramic surfaces
- Required For High Energy Ignition: BTAS die electric silicone grease ensures automotive performance, extended lifetime and corrosion preventer with in electrical systems
- Superior Temperature Performance: Ultra high and low temperature environments are no match for BTAS dialectic contact grease. This high-performance dialectric silicone grease is designed to handle operating temperatures of -40° to +428°F
- Suggested Applications: BTAS di electrical grease is appropriate for automotive electrical connectors,battery terminals, spark plug boots, and all other electrical connectors
Bestseller No. 3
AGS Dielectric Grease for Electrical Connectors – 4oz Silicone Grease for Spark Plugs, Battery Terminals, Wiring & Connectors, Made in USA Since 1931, Brush-Top Can for Precise, Mess-Free Application
- TRUSTED AMERICAN QUALITY SINCE 1931 – MORE GREASE FOR LESS: AGS has been manufacturing professional-grade automotive chemicals right here in the USA for over 90 years. At 4oz per can, you get 2–4x more dielectric grease than competing products at the same price — premium protection that doesn't cut corners.
- PROFESSIONAL-GRADE DIELECTRIC GREASE FOR ALL ELECTRICAL CONNECTORS: This silicone-based dielectric grease seals out moisture, prevents corrosion, and stops voltage leakage on spark plug boots, battery terminals, wiring harnesses, ignition coils, fuse boxes, and all automotive electrical connectors — keeping every connection performing like new.
- PRECISE, MESS-FREE BRUSH-TOP APPLICATOR: Unlike squeeze tubes that waste product and create a mess, the AGS brush-top can delivers controlled, targeted application exactly where you need it. Perfect for DIYers and professional mechanics who value clean, efficient workmanship.
- EXTREME TEMPERATURE PERFORMANCE & LONG-LASTING PROTECTION: Formulated to perform from -40°F to +400°F, this dielectric silicone compound maintains its protective seal in the harshest automotive environments. It resists washout from rain and road splash while extending the life of spark plugs, connectors, and rubber boots.
- SAFE FOR ALL ELECTRICAL COMPONENTS & WIDELY COMPATIBLE: Non-conductive and non-reactive — safe to use on rubber, plastic, and metal components without causing corrosion or degradation. Ideal for battery terminal grease, trailer connectors, marine applications, outdoor lighting, and any electrical connection requiring a reliable moisture barrier.
Bestseller No. 4
BTAS Dielectric Grease Automotive for Electrical Connectors,Di Dialectical Contact Tune-Up Grease of Car Spark Plug Boot Components Battery Terminal Electric Grasa,Against Salt Corrosion 1 oz 2 Pcs
- Anti Corrosion and Seal Out Moisture : BTAS electric grease protects terminals, wiring, and other electrical connectors from salt, dirt and corrosion
- Better Connectors Preventative:BTAS dielectric grease delivers superior water resistance and protection of electrical connectors from discharge and voltage leakage. Use this die electric grease as car battery terminal protector, spark plug,o ring lubricant or electrical switches lube
- Suggested Applications: BTAS dialectical grease is appropriate for battery terminals, automotive electrical connectors,spark plug boots,bulb sockets,ignition coil connectors,marine electronics and all other electrical connections
- Superior Temperature Performance: Ultra high and low temperature environments are no match for BTAS dialectric grease. This high-performance silicone grease is designed to handle operating temperatures of -40° to +428°F
- Friendly and Safe:food grade di electrical silicone grease, no chemical contamination,compatible with various polymers,plastics and rubbers
Bestseller No. 5
AstraVox Silicone Dielectric Grease for Electrical Connectors Automotive, Dialectric Grease with a Brush, Spark Plug, O Rings, Marine Waterproof & Heat-Resistant & Insulating 1oz (1pcs)
- Secure Electrical Connections: Our dielectric grease has excellent insulation properties, which can effectively prevent various leakage and damage, such as short circuits and arcs, in electrical connectors, ensuring the reliability and efficiency of various electrical applications
- Waterproof and Anti-corrosion: Our dielectric grease for electrical connectors can prevent substances such as dust and moisture from entering the electrical connection, keeping all electrical components insulated for a long time and preventing metal surfaces from corrosion. It is an ideal choice for outdoor and humid environments
- Excellent Temperature Performance: This silicone grease is resistant to high temperatures, oxidation, and decomposition. This dialectric grease can also maintain continuous lubrication in high-temperature environments. It can not only ensure the performance of the car but also extend the service life of the machinery. Temperature range: -50℃ to 200℃
- Multi-purpose Application: This dielectric grease automotive can be used as a silicone paste with excellent results. It is widely used in electrical equipment and electronic components such as cable connectors, plugs, switches, automotive ignition systems, spark plugs, brake caliper pins, battery terminals & bulbs
- Satisfaction Guarantee: If you are not satisfied with our spark plug grease, please feel free to contact us. We will respond to your confusion and dissatisfaction sincerely and positively. Our job is to ensure that customers are satisfied with their purchases
Last update on 2026-06-18 / Affiliate links / Images from Amazon Product Advertising API
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Studied the C-max wiring diagrams and cannot understand which connector failure can cause P2800 or 2802 fault…
Double checked all the mentioned connectors, but the fault still present.
You may have a bad Transmission Range Sensor.