{"product_id":"ctc-carb-testing","title":"CARB CTC TESTING","description":"\u003ch1\u003eCARB Clean Truck Check OBD Testing – Credentialed HD I\/M Tester\u003c\/h1\u003e\n\u003cp\u003eLow Desert Rock Supply offers \u003cstrong\u003eCARB Clean Truck Check OBD testing\u003c\/strong\u003e performed by a \u003cstrong\u003eCARB-Credentialed Heavy-Duty Inspection and Maintenance (HD I\/M) Tester\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eOur service is for qualifying \u003cstrong\u003eOBD-equipped heavy-duty trucks with 2013 or newer diesel engines\u003c\/strong\u003e. We currently perform \u003cstrong\u003eOBD testing only\u003c\/strong\u003e and do not offer smoke opacity testing or emissions-control equipment inspections for older non-OBD vehicles.\u003c\/p\u003e\n\u003ch3\u003eTesting Price\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003e$150.00 plus all applicable taxes and fees\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThis price is for the Clean Truck Check OBD compliance test. Any separate CARB compliance fees, registration fees, repairs, or diagnostic work are the responsibility of the vehicle owner.\u003c\/p\u003e\n\u003ch2\u003eWhat Is CARB Clean Truck Check?\u003c\/h2\u003e\n\u003cp\u003eCalifornia's \u003cstrong\u003eClean Truck Check Program\u003c\/strong\u003e, also known as the Heavy-Duty Inspection and Maintenance or \u003cstrong\u003eHD I\/M Program\u003c\/strong\u003e, requires most affected heavy-duty vehicles operating in California to periodically demonstrate that their emissions-control systems are operating properly.\u003c\/p\u003e\n\u003cp\u003eThe program generally applies to diesel and other applicable heavy-duty vehicles with a \u003cstrong\u003eGVWR greater than 14,000 lbs.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eVehicle owners are responsible for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRegistering applicable vehicles in CARB's \u003cstrong\u003eCTC-VIS\u003c\/strong\u003e system\u003c\/li\u003e\n\u003cli\u003ePaying the required annual CARB compliance fee\u003c\/li\u003e\n\u003cli\u003eCompleting emissions testing by the vehicle's compliance deadline\u003c\/li\u003e\n\u003cli\u003eMaintaining properly functioning emissions-control equipment\u003c\/li\u003e\n\u003cli\u003eMaking required repairs if a vehicle does not pass\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor most affected vehicles, Clean Truck Check testing is currently required \u003cstrong\u003etwice per year\u003c\/strong\u003e. Your specific testing deadlines can be found in your CTC-VIS account.\u003c\/p\u003e\n\u003cp\u003eFailure to maintain Clean Truck Check compliance can result in CARB enforcement action and may lead to a \u003cstrong\u003eCalifornia DMV registration hold\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch2\u003eOBD Testing for 2013 \u0026amp; Newer Diesel Engines\u003c\/h2\u003e\n\u003cp\u003eCARB uses an \u003cstrong\u003eOn-Board Diagnostic (OBD) test\u003c\/strong\u003e for heavy-duty vehicles equipped with qualifying OBD systems, generally including diesel engines from \u003cstrong\u003e2013 and newer model years\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eDuring the test, an approved testing device communicates with the vehicle's onboard computer and evaluates emissions-related OBD information.\u003c\/p\u003e\n\u003cp\u003eOur Clean Truck Check service is \u003cstrong\u003eOBD testing only\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eIf your vehicle requires a smoke opacity test, visual emissions-control inspection, or another type of CARB inspection, contact us before scheduling to confirm whether we can perform the required test.\u003c\/p\u003e\n\u003ch2\u003eBefore Bringing Your Truck in for Testing\u003c\/h2\u003e\n\u003cp\u003eYour truck should be in proper operating condition before arriving for a Clean Truck Check test.\u003c\/p\u003e\n\u003ch3\u003eYour Check Engine Light Must Be Off\u003c\/h3\u003e\n\u003cp\u003eIf the \u003cstrong\u003eCheck Engine Light or Malfunction Indicator Light (MIL) is illuminated\u003c\/strong\u003e, the vehicle will not pass the Clean Truck Check OBD inspection.\u003c\/p\u003e\n\u003cp\u003eDo not bring a truck in for testing with an active check engine light expecting the inspection to clear or diagnose the problem. The underlying fault should be properly diagnosed and repaired before testing.\u003c\/p\u003e\n\u003ch3\u003eDiagnostic Trouble Codes Can Cause a Failure\u003c\/h3\u003e\n\u003cp\u003eA vehicle may also fail if the OBD system reports emissions-related:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eActive diagnostic trouble codes\u003c\/li\u003e\n\u003cli\u003ePermanent diagnostic trouble codes\u003c\/li\u003e\n\u003cli\u003eMalfunction Indicator Light commands\u003c\/li\u003e\n\u003cli\u003eOBD system or emissions-control problems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eClearing a code immediately before testing does not necessarily mean the truck is ready to pass.\u003c\/p\u003e\n\u003ch2\u003eDo Not Clear Codes Immediately Before Your Test\u003c\/h2\u003e\n\u003cp\u003eAfter diagnostic trouble codes are cleared, batteries are disconnected, or certain repairs are completed, the vehicle's OBD monitors may show as \u003cstrong\u003enot ready\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eCARB requires the OBD system to have operated sufficiently to evaluate the vehicle's emissions systems.\u003c\/p\u003e\n\u003cp\u003eIf the vehicle has not completed the necessary readiness criteria, it may not pass even though the check engine light is currently off.\u003c\/p\u003e\n\u003cp\u003eAfter repairs or clearing codes, the truck may need to be driven through appropriate operating conditions before it is ready for testing.\u003c\/p\u003e\n\u003ch2\u003eCommon Reasons a Truck May Not Pass\u003c\/h2\u003e\n\u003cp\u003eA Clean Truck Check OBD test may identify issues such as:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCheck Engine Light \/ MIL commanded on\u003c\/li\u003e\n\u003cli\u003eActive emissions-related trouble codes\u003c\/li\u003e\n\u003cli\u003ePermanent diagnostic trouble codes\u003c\/li\u003e\n\u003cli\u003eIncomplete OBD readiness\u003c\/li\u003e\n\u003cli\u003eProblems with emissions-control equipment\u003c\/li\u003e\n\u003cli\u003eOBD communication problems\u003c\/li\u003e\n\u003cli\u003eIncorrect or inconsistent emissions-system calibration information\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eProblems involving systems such as the \u003cstrong\u003eDPF, SCR\/DEF system, EGR system, NOx sensors, exhaust aftertreatment system, and other emissions-related components\u003c\/strong\u003e should be repaired before attempting to complete the compliance test.\u003c\/p\u003e\n\u003cp\u003ePassing the Clean Truck Check is not based only on whether the dashboard light happens to be off. CARB evaluates information reported directly by the vehicle's OBD system.\u003c\/p\u003e\n\u003ch2\u003eAfter Repairs\u003c\/h2\u003e\n\u003cp\u003eIf your truck recently had emissions-related repairs performed, make sure it has completed the necessary drive cycles and OBD readiness requirements before scheduling your test.\u003c\/p\u003e\n\u003cp\u003eA recently repaired truck may need additional operating time before its onboard computer has enough information to determine whether the emissions systems are functioning correctly.\u003c\/p\u003e\n\u003ch2\u003eTest Results\u003c\/h2\u003e\n\u003cp\u003eClean Truck Check test results are submitted electronically as required through CARB's testing system.\u003c\/p\u003e\n\u003cp\u003eVehicle owners should still monitor their \u003cstrong\u003eCTC-VIS account\u003c\/strong\u003e to verify vehicle information, compliance deadlines, required fees, and overall compliance status.\u003c\/p\u003e\n\u003cp\u003eCompleting an OBD test does not replace the owner's responsibility to maintain the vehicle's CTC-VIS account or satisfy any other CARB requirements.\u003c\/p\u003e\n\u003ch2\u003eSchedule Your CARB Clean Truck Check\u003c\/h2\u003e\n\u003cp\u003eIf you operate a qualifying \u003cstrong\u003e2013 or newer OBD-equipped heavy-duty diesel truck\u003c\/strong\u003e and need a Clean Truck Check compliance test, contact Low Desert Rock Supply to schedule an appointment.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCARB Clean Truck Check OBD Test: $150.00 plus applicable taxes and fees\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eWe are a \u003cstrong\u003eCARB-Credentialed HD I\/M Tester\u003c\/strong\u003e offering OBD compliance testing for qualifying heavy-duty trucks.\u003c\/p\u003e\n\u003cp\u003eBefore scheduling, we recommend checking your CTC-VIS account for your vehicle's testing deadline and confirming that:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eThe Check Engine Light is OFF\u003c\/li\u003e\n\u003cli\u003eThere are no known active emissions faults\u003c\/li\u003e\n\u003cli\u003eRecent repairs have been completed\u003c\/li\u003e\n\u003cli\u003eOBD monitors have had sufficient time to become ready\u003c\/li\u003e\n\u003cli\u003eYour vehicle requires an OBD Clean Truck Check\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eContact Low Desert Rock Supply for scheduling and availability.\u003c\/p\u003e","brand":"Low Desert Rock Supply Inc","offers":[{"title":"Default Title","offer_id":52675760947487,"sku":null,"price":150.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0778\/8449\/0015\/files\/Screenshot2026-07-13at1.33.08PM.png?v=1783974899","url":"https:\/\/lowdesertrocksupply.com\/products\/ctc-carb-testing","provider":"Low Desert Rock Supply Inc","version":"1.0","type":"link"}