{"id":20948,"date":"2024-02-03T00:24:39","date_gmt":"2024-02-03T00:24:39","guid":{"rendered":"https:\/\/www.obd2tool.com\/blog\/?p=20948"},"modified":"2024-02-09T01:11:45","modified_gmt":"2024-02-09T01:11:45","slug":"solution-to-insufficient-voltage-in-scania-truck-auxiliary-heater-system","status":"publish","type":"post","link":"https:\/\/www.obd2tool.com\/blog\/solution-to-insufficient-voltage-in-scania-truck-auxiliary-heater-system\/","title":{"rendered":"Solution to Insufficient Voltage in Scania Truck Auxiliary Heater System"},"content":{"rendered":"<p>This illustration show you the easy way to solve Scania truck auxiliary heater system ATA 111 insufficient voltage problem.<\/p>\n<p><strong>Related Contents:<\/strong><br \/>\n<a href=\"https:\/\/www.obd2tool.com\/blog\/newest-scania-sdp3-diagnostic-software-free-download\/\">2023 Scania SDP3 V2.58.3 V2.40 Diagnostic Software Free Download<\/a><br \/>\n<a href=\"https:\/\/www.obd2tool.com\/goods-5046-Scania-VCI-3-VCI3-Scanner-Wifi-Wireless-Diagnostic-Tool-for-Scania.html\">Scania VCI3 Diagnostic Adapter Full Chips<\/a><\/p>\n<p><strong>Error Identification:<\/strong> The error is identified as insufficient voltage, with the voltage dropping below 20 V.<\/p>\n<p><strong>Possible Causes:<\/strong><\/p>\n<ol>\n<li>Fault in the cable harness.<\/li>\n<li>Battery issues.<\/li>\n<li>Fault in the control unit.<\/li>\n<\/ol>\n<p><strong>Notes:<\/strong> The auxiliary heater was turned off due to low voltage reaching the control unit.<\/p>\n<p><strong>Actions to Take:<\/strong><\/p>\n<ol>\n<li><strong>Check Voltage Supply:<\/strong>\n<ul>\n<li>Measure voltage at points 1 and 9 in the connector from the auxiliary heater toward the vehicle cable harness.<\/li>\n<li>Compare the measured voltage with the battery voltage. They should not differ significantly.<\/li>\n<\/ul>\n<\/li>\n<li><strong>If Voltage is Above 20 V:<\/strong>\n<ul>\n<li>Renew the control unit.<\/li>\n<\/ul>\n<\/li>\n<li><strong>If Voltage is Below 20 V:<\/strong>\n<ul>\n<li>Check the voltage supply thoroughly.<\/li>\n<li>Inspect connectors and wiring for any damage or loose connections.<\/li>\n<li>Verify positive and negative connections.<\/li>\n<li>Clear the fault code.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Test Run:<\/strong>\n<ul>\n<li>After addressing the voltage issue, clear the fault code.<\/li>\n<li>Test run the auxiliary heater and the vehicle to ensure that the problem has been resolved.<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<p><strong>Additional Recommendations:<\/strong><\/p>\n<ul>\n<li>If the control unit needs replacement, ensure you use a compatible and functional unit.<\/li>\n<li>Keep an eye on the overall health of the battery, as a weak battery could lead to voltage issues.<\/li>\n<li>Regularly inspect the cable harness, connectors, and wiring for any signs of wear or damage.<\/li>\n<\/ul>\n<p>For more information about Scania truck,please refer to: <a href=\"https:\/\/www.obd2tool.com\/blog\/category\/scania-trouble-repair\/\">Scania Trouble Repair<\/a>.<\/p>\n<!-- AddThis Advanced Settings generic via filter on the_content --><!-- AddThis Share Buttons generic via filter on the_content -->","protected":false},"excerpt":{"rendered":"<p>This illustration show you the easy way to solve Scania truck auxiliary heater system ATA 111 insufficient voltage problem. Related<!-- AddThis Advanced Settings generic via filter on get_the_excerpt --><!-- AddThis Share Buttons generic via filter on get_the_excerpt --><\/p>\n","protected":false},"author":1,"featured_media":20949,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[65,3529],"tags":[2297,2299,2015,2016,3530,2298,2944],"views":1517,"_links":{"self":[{"href":"https:\/\/www.obd2tool.com\/blog\/wp-json\/wp\/v2\/posts\/20948"}],"collection":[{"href":"https:\/\/www.obd2tool.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.obd2tool.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.obd2tool.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.obd2tool.com\/blog\/wp-json\/wp\/v2\/comments?post=20948"}],"version-history":[{"count":3,"href":"https:\/\/www.obd2tool.com\/blog\/wp-json\/wp\/v2\/posts\/20948\/revisions"}],"predecessor-version":[{"id":20952,"href":"https:\/\/www.obd2tool.com\/blog\/wp-json\/wp\/v2\/posts\/20948\/revisions\/20952"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.obd2tool.com\/blog\/wp-json\/wp\/v2\/media\/20949"}],"wp:attachment":[{"href":"https:\/\/www.obd2tool.com\/blog\/wp-json\/wp\/v2\/media?parent=20948"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.obd2tool.com\/blog\/wp-json\/wp\/v2\/categories?post=20948"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.obd2tool.com\/blog\/wp-json\/wp\/v2\/tags?post=20948"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}