{"id":77432,"date":"2025-09-03T13:00:45","date_gmt":"2025-09-03T18:00:45","guid":{"rendered":"https:\/\/www.emanualonline.com\/blog\/?p=77432"},"modified":"2025-09-03T13:00:45","modified_gmt":"2025-09-03T18:00:45","slug":"p0259-obd2-injection-pump-fuel-metering-control-b-high-cam-rotor-injector","status":"publish","type":"post","link":"https:\/\/www.emanualonline.com\/blog\/p0259-obd2-injection-pump-fuel-metering-control-b-high-cam-rotor-injector","title":{"rendered":"P0259 OBD2: Injection Pump Fuel Metering Control &#8220;B&#8221; High (Cam\/Rotor\/Injector)"},"content":{"rendered":"<p>The P0259 OBD-II code is a diagnostic trouble code (DTC) that indicates a problem with the fuel injection system of your vehicle. Specifically, it refers to a high fuel metering control signal from the fuel injection pump, which can lead to decreased engine performance.<\/p>\n<h2>What Does the P0259 Code Mean?<\/h2>\n<p>When the engine control module (PCM) detects an incorrect signal from the fuel injection pump actuator, it sets the P0259 code. This code indicates that the output pressure from the fuel injection pump is out of the expected range, which affects the amount of fuel delivered to the engine.<\/p>\n<h2>What Causes the P0259 Code?<\/h2>\n<p>Several factors can cause the P0259 code to trigger, including:<\/p>\n<ul>\n<li>Fuel injection pump actuator failure<\/li>\n<li>Fuel injection pump failure<\/li>\n<li>Powertrain Control Module (PCM) failure<\/li>\n<li>Wiring issues, such as damaged or corroded connectors<\/li>\n<\/ul>\n<h2>What Are the Symptoms of the P0259 Code?<\/h2>\n<p>The common symptoms associated with the P0259 code include:<\/p>\n<ul>\n<li>Decreased engine performance<\/li>\n<li>Engine stalling<\/li>\n<\/ul>\n<h2>How Serious Is the P0259 Code?<\/h2>\n<p>The P0259 code is classified as urgent. It indicates a significant malfunction that can lead to severe damage to the vehicle or pose risks to the driver and passengers. Immediate action is recommended to prevent further complications.<\/p>\n<h2>How to Diagnose the P0259 Code<\/h2>\n<p>Diagnosing the P0259 code typically involves the following steps:<\/p>\n<ol>\n<li>Use an OBD-II scanner to confirm the presence of the P0259 code and check for any related codes.<\/li>\n<li>Inspect the wiring and connectors related to the fuel injection pump actuator for damage or corrosion.<\/li>\n<li>Test the fuel injection pump actuator to ensure it is functioning correctly.<\/li>\n<li>Check the fuel injection pump for proper operation and output pressure.<\/li>\n<li>Evaluate the PCM for any faults or failure.<\/li>\n<\/ol>\n<h2>Common Repairs for the P0259 Code<\/h2>\n<p>Common repairs to resolve the P0259 code include:<\/p>\n<ul>\n<li>Replacing the fuel pump<\/li>\n<li>Repairing or replacing damaged wiring or connectors<\/li>\n<li>Replacing the fuel injection pump actuator<\/li>\n<li>Replacing the PCM if it is determined to be faulty<\/li>\n<\/ul>\n<h2>How Much Does It Cost to Fix the P0259 Code?<\/h2>\n<p>The cost to fix the P0259 code can vary widely based on the specific issue, the parts required, and labor costs. On average, you might expect to pay between $200 and $1,500, depending on whether you need a simple wiring repair or a complete fuel pump replacement.<\/p>\n<h2>Can I Fix the P0259 Code Myself?<\/h2>\n<p>If you have experience with automotive repairs and diagnostics, you may be able to address the P0259 code yourself. However, it is crucial to have a solid understanding of the fuel injection system and the associated components. If you&#8217;re unsure, it&#8217;s best to consult with a professional mechanic to avoid unnecessary repairs.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The P0259 OBD-II code is a diagnostic trouble code (DTC) that indicates a problem with the fuel injection system of your vehicle. Specifically, it refers to a high fuel metering control signal from the fuel injection pump, which can lead to decreased engine performance. What Does the P0259 Code Mean? When the engine control module &hellip;<\/p>\n","protected":false},"author":26,"featured_media":95446,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_uag_custom_page_level_css":"","footnotes":""},"categories":[11987],"tags":[],"class_list":["post-77432","post","type-post","status-publish","format-standard","has-post-thumbnail","","category-p-obd2-codes-powertrain"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v22.6 (Yoast SEO v26.0) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>OBD2 Code P0259 \u2013 Causes, Symptoms, and Repairs<\/title>\n<meta name=\"description\" content=\"Learn all about the P0259 code, what causes injection pump fuel metering control &quot;B&quot; high, and how to diagnose and fix common issues to maintain optimal engine performance.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.emanualonline.com\/blog\/p0259-obd2-injection-pump-fuel-metering-control-b-high-cam-rotor-injector\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"P0259 OBD2: Injection Pump Fuel Metering Control &quot;B&quot; High (Cam\/Rotor\/Injector)\" \/>\n<meta property=\"og:description\" content=\"The P0259 OBD-II code is a diagnostic trouble code (DTC) that indicates a problem with the fuel injection system of your vehicle. 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