HomeP0303 · Manufacturer communications

P0303 · Manufacturer communications

Source wording can vary by vehicle and suffix. It is shown as written, not as a universal diagnosis.

P0303 →

SCION

Reported code forms P0303

Some 2013 model year FR-s vehicles may exhibit intake and/or exhaust camshaft position sensor related and/or engine misfire DTCs (P0340, P0341, P0345, P0346, P0365, P0366, P0390, P0391, P0301, P0302, P0303, P0304) due…

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S-SB-0033-13

SCION

Reported code forms P0303

Some 2013 model year FR-S vehicles may exhibit intake and/or exhaust camshaft position sensor related and/or engine misfire DTCs (P0340, P0341, P0345, P0346, P0365, P0366, P0390, P0391, P0301, P0302, P0303, and P0304)…

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11-130-13R

SUBARU

Reported code forms P0303

"DIFFICULTY STARTING, ROUGH IDLE, CAM POSITION OR MISFIRE DTCS P0340, P0341, P0345, P0346, P0365, P0366, P0390, P0391, P0301, P0302, P0303 OR P0304 - THIS BULLETIN PROVIDES INSPECTION AND REPAIR PROCEDURES FOR INTAKE…

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PI1122A

CADILLAC, CHEVROLET

Reported code forms P0303

Malfunction Indicator Lamp Flashes Due to Engine Misfire On Acceleration, DTC P0300 and/or P0303 Set Condition/Concern Some customers may comment that the Malfunction Indicator Lamp flashes when accelerating from a stop…

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ITB13030A

INFINITI

Reported code forms P0303

IF YOU CONFIRM The MIL is "ON" with any misfire DTC stored (P0300, P0301, P0302, P0303, P0304, P0305, or P0306), and there are no drivability issues. ACTION 1. Refer to step 6 in the SERVICE PROCEDURE to confirm this…

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ITB-13-030

INFINITI

Reported code forms P0303

INFINITI: STATES THAT THE MALFUNCTION INDICATOR LAMP (MIL) IS ON WITH THE FOLLOWING DIAGNOSTIC TROUBLE CODES (DTC) P030, P0301, P0302, P0303, P0304, P0305, P0306 MAY BE STORED. *KB UPDATED 12/20/13. *PE

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LEXUS

Reported code forms P0303

Some IS250 and GS300 vehicles may exhibit one or more of the following conditions: MIL ?ON? DTC P0300, P0301, P0302, P0303, P0304, P0305, and/or P0306 Intermittently runs rough after coming to a stop with the engine at…

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TSB-FUE025

KIA

Reported code forms P0303

TSB: SERVICE ACTION: ECM UPGRADE - MIL ON WITH DTC P0300 AND/OR P0301, P0302, P0303 AND P0304 (SA151) - This bulletin provides information related to the ECM software upgrade for some 2011-2012MY Optima (TF), produced…

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S-SB-0033-13

SCION

Reported code forms P0303

Some 2013 model year FR-S vehicles may exhibit intake and/or exhaust camshaft position sensor related and/or engine misfire DTCs (P0340, P0341, P0345, P0346, P0365, P0366, P0390, P0391, P0301, P0302, P0303, and P0304)…

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LEXUS

Reported code forms P0303

Some IS250 and GS300 vehicles may exhibit one or more of the following conditions: MIL "ON" DTC P0300, P0301, P0302, P0303, P0304, P0305, and or P0306. Intermittently runs rough after coming to a stop with the engine at…

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TSB-13-6-15

FORD

Reported code forms P0303

FORD: NO OTHER DTCS OR DRIVABILITY SYMPTOMS PRESENT, ON SOME VEHICLES, WHEN MIL IS ILLUMINATED WITH COMBINATION OF ANY DIAGNOSTIC TROUBLE CODES (DTCS) P0300, P0301, P0302, P0303, P0304, P0305, P0306, P0307, P0308 AND/OR…

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PIP5038B

BUICK, CADILLAC, CHEVROLET, GMC, SATURN

Reported code forms P0303

This Preliminary Information communication provides information to the technician about vehicles that have a Service Engine Soon Malfunction Indicator Lamp on. Technician will find Diagnostic Trouble Codes P0300, P0301,…

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SWA09013

LAND ROVER

Reported code forms p0303

The in-line fuel filters in the fuel delivery modules of 2002 - 2005 model year Land Rover Freelander vehicles may be manufactured away from specification. The filters may cointain an uncontrolled amount of adhesive…

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PIP4819A

CADILLAC, CHEVROLET, GMC

Reported code forms P0303

This Preliminary Information communication provides information to the technician about vehicles that have Service Engine Soon Malfunction Indicator Lamp and the engine misfires. Technician may find Diagnostic Trouble…

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AUDI

Reported code forms P0303

MIL may illuminate. DTC? s P0300, P0301, P0302, P0303, P0304, P0305, P0306, P0307 and/or P0308 for misfire maybe stored in the DTC memory. No drivability issues are present. The cause is the software of the ECM.

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11-124-12R

SUBARU

Reported code forms P0303

DIFFICULTY STARTING, ROUGH IDLE, CAM POSITION OR MISFIRE DTCS P0301, P0302, P0303 OR P0304 DTCS P0340, P0341, P0345 OR P0346

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11-100-11R

SUBARU

Reported code forms P0303

DIFFICULTY STARTING, ROUGH IDLE DTCS P0301, P0302, P0303, P0304 P0340, P0341, P0345, P0346

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NTB12096

NISSAN

Reported code forms P0303

IF YOU CONFIRM: The MIL is ON with a Misfire DTC stored (P0300, P0301, P0302, P0303, or P0304), and there are no drivability issues. ACTION: 1. Refer to step 6 in the SERVICE PROCEDURE of this bulletin to confirm this…

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TT151203a

VOLKSWAGEN

Reported code forms P0303

When diagnosing faults P0300, P0301, P0302, P0303, P0304, P0305, and/or P0306 for cylinder misfires, perform a Cylinder Combustion Pressure Leakage Test before replacing any components.

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TT151203

VOLKSWAGEN

Reported code forms P0303

When diagnosing faults P0300, P0301, P0302, P0303, P0304, P0305, and/or P0306 for cylinder misfires, perform a Cylinder Combustion Pressure Leakage Test before replacing any components.

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TT 15-12-03

VOLKSWAGEN

Reported code forms P0303

Tech Tips (2011-2012 Routan ? MIL ON, Fault P0300, P0301, P0302, P0303, P0304, P0305, and/or P0306 Stored In PCM): When diagnosing faults P0300, P0301, P0302, P0303, P0304, P0305, and/or P0306 for cylinder misfires,…

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SB-10-063

HONDA

Reported code forms P0303

HONDA: MIL COMES ON WITH DTC P0300 THRU P0304. ONE OR MORE SPARK PLUGS MAY BE FOULED, AND THE MIL COMES ON WITH AT LEAST ONE OF THESE DTCS, P0300 (RANDOM CYLINDER MISFIRE DETECTED), P0301, P0302, P0303, OR P0304 (NO. 1…

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PI-0220

BUICK, CHEVROLET, GMC

Reported code forms P0303

BUICK/CHEVROLET/GMC: MALFUNCTION INDICATOR LAMP (MIL) ON; DTC P0300, P0303, P0306, P062B, P0698, P0532, P0335, P0222 OR P0122 SET, ENGINE HARNESS CHAFFING. CONCERN MAY BE CAUSED BY ENGINE WIRING HARNESS MAKING CONTACT…

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LSB-0030-10

LEXUS

Reported code forms P0303

LEXUS: MIL ON DTC P030# AND/OR INTERMITTENTLY RUNS ROUGH. ENGINE/HYBRID. ENGINE CONTROL. SOME VEHICLES MAY EXHIBIT ONE OR MORE OF THE FOLLOWING CONDITIONS. MIL ON DTC P0300, P0301, P0302, P0303, P0304, P0305 AND/OR…

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NTB-10-056

NISSAN

Reported code forms P0303

NISSAN: VEHICLE HAS MORE THAN 15000 MILES ON THE ODOMETER, AND DTC P0300, P0301, P0302, P0303, AND/OR P0304 IS STORED. THIS INCIDENT MAY ALSO INCLUDE ENGINE RUNNING ROUGH AND/OR VEHICLE VIBRATION ON DECELERATION. *PE

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TSB-01-09-07

AUDI

Reported code forms P0303

AUDI: DURING THE COLD START PHASE OF THE ENGINE, THE ENGINE MAY RUN ROUGH. MISFIRE DTCS (P0300, P0301, P0302, P0303, P0304, P0305 OR P0306) MAY BE STORED IN THE ECM. SOFTWARE UPDATE MAY BE NECESSARY. UPDATE SOFTWARE IN…

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SB-09-06-01-006

CADILLAC, CHEVROLET, GMC

Reported code forms P0303

GMC/CADILLAC/CHEVROLET: CHECK ENGINE LIGHT ON, ENGINE MISFIRE, HARD START, ROUGH IDLE, HESITATION, LOSS OF POWER, POOR PERFORMANCE, NOISE, DTCS P0300, P0301, P0302,P0303, P0304, P0305, P0306, P0307, P0308 SET (REPLACE…

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LSB-0088-08

LEXUS

Reported code forms P0303

LEXUS: SOME VEHICLES MAY EXHIBIT A MIL ON CONDITION WITH ONE OR MORE OF THE FOLLOWING DIAGNOSTIC TROUBLE CODES (DTCS): P0300, P0301, P0302, P0303, P0304, P0305, AND P0306-RANDOM MISFIRE DETECTED; CYLINDER 1-6 MISFIRE…

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18-020-08

DODGE

Reported code forms P0303

FLASH: MIL ILLUMINATION WITH DTC P0300 AND/OR P0301 AND/OR P0302 AND/OR P0303 AND/OR P0304 SET. *NJ

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