What does this mean? High resistance or no current detected at injector 3 supply or return pin. What does that mean? If however, you do not get an over limit reading, the PCM is likely the problem. 0c. The engine control module (PCM) has special transistors called "drivers" to turn the Fuel Injectors on and off in the Fuel Injection System. P0203 - Cylinder 3 Injector Circuit Malfunction P0203 means that the PCM detected a fault in the injector or the wiring to the injector. An over limit reading (OL) on your meter, indicates there is an open circuit between the injector and PCM. There should be no short circuit to the battery or ignition power supply circuit. How to Reset MIL; Honda B-CAN And F-CAN; Top 30 Codes; Powertrain (P) Codes; Network (U) Codes ; Body (B) Codes; Chassis (C) Codes; All OBDII Codes. DTC. Fuel Injector 3 harness is open or shorted Fuel injector 3 circuit poor electrical connection How do I fix code P0203 CHRYSLER? P0203 VOLKSWAGEN Injector Circuit Open Cylinder 3; Need more help? The OBD trouble code P0267 is a generic powertrain code common to all vehicles. No. Cylinder #3 Injector Circuit Low. The fault code P0267 is an OBD diagnostic code which would indicate that the engine control module has detected the cylinder number 3 injector circuit having a high resistance open circuit or shorted windings. Then, the mechanic will test the injector for voltage to confirm proper operation. The “Injector Solenoid Test” briefly activates each solenoid. Inector #2 (Cylinder #3) Circuit Malfunction. It monitors the injector and when the injector is activated, the PCM expects to see the voltage pulled "low" or close to zero. 1; 2; 3; First 3 of 3 Go to page ... wire pinched/rubbing, etc). DIAGNOSIS: Required Special Tools: MB991958: Scan Tool (M.U.T.-III Sub Assembly) MB991824: V.C.I. I have a code for injector circuit open, (0206), it is a 2008 dodge nitro 3.7L . P0204. This is a common issue on the Caravan and Town and Country models. P0203. Using the scan tool, he will then monitor injector operation, along with a noid light (installed to the injector wiring) to test the cylinder 5 injector and check for proper voltage. 2003 F350 My truck started running really rough, checked codes and got P0268 Cylinder 3 injector circuit high. I changed the TPS and it went from throwing open injector circuit codes on three different cylinders and a misfire on cylinder 8 to just a open injector code Injector stuck (Open) 86. DTC. If these things check out, a manufacturer specific PCM test will be performed. OBD-II Trouble Code Chart / P0202 - OBD-II Trouble Code; What Does P0202 Code Mean? Did some research and sounds like there is a short on that injector circuit. 9. ----- Address 08: Auto HVAC (J301) Labels:| 3C8-907-336.clb Part No SW: 7N0 907 426 CC HW: 7N0 907 426 CC Component: AC Manuell H20 0606 Revision: 00001002 Coding: 0010004003 Shop #: WSC 35110 790 50316 ASAM Dataset: EV_ACManueBHBVW36X A01010 ROD: EV_ACManueBHBVW36X_VW32.rod VCID: 77F714D5CE862EF7A8-8022 1 Fault Found: 9672723 - Heated Seat; Front Left B1398 13 [009] - Open Circuit … Injector Circuit/Open – Cylinder 3. MB991827: USB Cable; MB991910: Main Harness A; MB991658: Test Harness ; MB992110: Power Plant ECU Check Harness; STEP 1. Signal low . Check the 2 wire connector to the injector. Jump to Latest Follow 41 - 49 of 49 Posts. The test is performed while the engine is not running. What does that mean? Cylinder 3 Injector Circuit Malfunction. Prev. Injector Solenoid Test – The Injector Solenoid Test identifies an open circuit or a short circuit in the circuits for the injector solenoids. Short Circuit. Cylinder 4 Injector Circuit … What is OBDII? P0208 Injector Circuit/Open - Cylinder 8 P0209 Injector Circuit/Open - Cylinder 9 P0210 Injector Circuit/Open - Cylinder 10 P0211 Injector Circuit/Open - Cylinder 11 P0212 Injector Circuit/Open - Cylinder 12 P0213 Cold Start Injector 1 P0214 Cold Start Injector 2 P0215 Engine Shutoff Solenoid P0216 Injector/Injection Timing Control Circuit P0217 Engine Coolant Over Temperature Condition … When the value is at or above the specified value, inspect the cylinder No.3 injector control circuit between the ECM and the injector harness intermediate connector. I've swapped injectors on cylinder 1 and 3, still the same. … If the PCM cannot control the fuel injector, it will set code P0203. Before loading the truck onto a the flatbed tow truck I scanned the truck for trouble codes, it returned the code of cylinder 4 injector circuit open. Using scan tool MB991958, check … Take the … Visually inspect the related wiring harness and connectors. I got codes P0303 Cylinder 3 Misfire, P0203 Fuel Injector 3 Circuit, P2146 Fuel Injector Group 1 Supply Voltage Circuit … read more OBD-II Code P0202 is defined as a Injector Circuit Malfunction - Cylinder 2. Check the "Possible Causes" listed above. 1992 - 1997 850, 850 R, 850 T5-R, 850 T5, 850 GLT 1997 - 2000 S70, S70 AWD 1997 - 2000 V70, V70 AWD 1997 - 2000 V70-XC 1997 - 2004 C70. The truck started to miss power, I got a code reader and it tells me that the injector circuit is open. How much do you know about cars? The replacement injector was purchased from Nissan directly. i ohm tested the injector and got .6 on both coils at ambient temp (about 45*f outside) i also tested another injector for comparison and got same results. ECM failed. Possible Causes: Injector 3 connector is damaged, open or shorted Injector 3 control circuit is open, shorted to ground or to power PCM has failed (the injector driver circuit may be damaged) Trouble Code: P0204. A good solenoid will create an audible click when the solenoid is activated. When it's time to squirt fuel into the cylinder, the PCM grounds the other terminal and completes a circuit, which activates the driver and solenoid to open the injector. 3 cylinder injector circuit, harness damage or connector damage. Engine Control Module (ECM) checks the injectors circuit resistance and monitors the voltage drop during normal operation. Help, Advice and DIY Tutorials on Volvo's extremely popular car line -- Volvo's 1990s "bread and butter" cars -- powered by the ubiquitous and durable Volvo inline 5-cylinder engine. My truck started running really rough, checked codes and got P0268 Cylinder 3 injector circuit high. Get the P0203 code diagnosed by a professional: Find a repair shop in your area. Although generic, the specific repair steps may vary depending on make/model. Did some research and sounds like there is a short on that injector circuit. If a problem is found, repair the cylinder No.3 injector control circuit. My opinion is that the replaced injector failed and got stuck open, therefore washing the cylinder. Injector Circuit Open cylinder 3. Why is the Engine Light ON? 91. 04. The injector of the Common Rail System is electronically controlled. P0203 VOLKSWAGEN Injector Circuit Open Cylinder 3; Need more help? Each cylinder's injector is supplied with power from the battery, at one of two terminals. Diagnostic trouble code (DTC)code P0201 stands for “Cylinder 1 Injector Circuit/Open.” It indicates a potential problem with the #1 Fuel Injector Circuit. Open Circuit. Can you give me any more details about your issue? 3 cylinder injector failed. Open or shorted No. EFFECT: Engine can misfire or possibly run rough. How does the OBDII works? Mechanic's Assistant: Thanks. Inector #3 (Cylinder #4) Circuit Malfunction. It monitors the injector and when the injector is activated, the PCM expects to see the voltage pulled "low" or close to zero. Check for damaged components and look for broken, bent, pushed out, or corroded connector's pins. REASON: Injector Solenoid Driver Cylinder 3 Circuit - Current Below Normal or Open Circuit. Circuit Description: The injector solenoid valves control fueling quantity and injection timing. Inector #4 (Cylinder #2) Circuit Malfunction. How to repair P0203 Ford code Injector Circuit Malfunction Cylinder 3. 2001 Dodge Grand Caravan 3.3 with a #5 injector control wire shorted to ground. Hi I have a 2006 Dodge Ram 2500 5.9l diesel I had a lost of power and rough run. Related Information. OBD-II Code P0203 is defined as a Injector Circuit/Open - Cylinder 3. 10. I believe the replacement injector failed and caused cylinder 4 to washout. This diagnostic trouble code (DTC) is a generic powertrain code, which means that it applies to OBD-II equipped vehicles. OBD2 Code P0203 Buick definition: P0203 Buick means that the PCM detected a fault in the injector or the wiring to the injector. What is OBDII? Injector Circuit open Cylinder 2. Once your vehicle’s powertrain control module (PCM) does not detect the expected voltage spike from the #1 injector, it triggers code P0201. It monitors the injector and when the injector is activated, the PCM expects to see the voltage pulled “low” or close to zero. P0203 Symptoms . I've changed the TPS thinking that would fix it since I've ran across threads that stated that fixed their problem. The number 3 injector might be open or shorted electrically and may have other codes present The fuel pressure is low or has low volume due to a clogged fuel filter or defective pump The compression in number 3 cylinder can be low due to rockers, lifters, cam, rings or cylinder head gasket problems P0203 means that the PCM detected a fault in the injector or the wiring to the injector. edit: Nigel, The plug itself can be replaced. i ohm tested the injector and got .6 on both coils at ambient temp (about 45*f outside) i also tested another injector for comparison and got same results. However, if it is clean and no corrosion, I would suspect the injector and not the connector. Related Information. Engine Control Module (ECM) checks the injectors circuit resistance and monitors the voltage drop during normal operation. How to repair P0204 code Injector Circuit Malfunction Cylinder 4. Cylinder 3 Injector Circuit Malfunction. You're looking at the cylinders on circuit bank 2 (cyls 2,3,5,8) to find your issue (odds are on passenger side, evens vice versa). Get the P0203 code diagnosed by a professional: Find a repair shop in your area. Why is the Engine Light ON? Note . P0202 OBD-II: Injector Circuit/Open - Cylinder 2 Get diagnosis and repair information for trouble code P0202. Injector stuck (Close) 01. CC-CODE. How does the OBDII works? P0201 tells you that there is a problem with the injector control circuit on cylinder # 1. most common cause is a bad injector. In this case, the code tells you it is a powertrain issue, that either the fuel mixture for the #3 cylinder is out of range or the fuel injector’s spray pattern is abnormal, or both. Injector 3 -circuit malfunction : Wiring, injector, ECM ... and the other to the injector driver pin on the PCM. This trouble code can be defined as cylinder 3 injector circuit low.