Code
P1341
BMW
P — Powertrain
Multiple Cylinder Misfire With Fuel Cut-off
Views:
UK: 13
EN: 54
RU: 24
AI status
Completed
Completed
100%
Causes
- Faulty ignition components (coils, spark plugs, wiring)
- Insufficient fuel delivery (low rail pressure, clogged pump/filter, faulty pressure regulator)
- Multiple clogged or leaking fuel injectors
- Mechanical problems (low compression, valve timing issues, head gasket leak)
- Intake or vacuum leaks affecting multiple cylinders
- Camshaft/crankshaft position sensor fault or timing correlation error
Symptoms
- Illuminated Check Engine Light with misfire/DTC present
- Rough idle and pronounced vibration
- Loss of power, hesitation or stumbling under load
- Poor fuel economy and increased emissions
- Possible limp-home behavior or reduced performance (fuel cut active)
- Intermittent or persistent stalling
What to check
- Read freeze frame and stored misfire counts with a capable scan tool
- Observe live data: per-cylinder misfire counters, fuel rail pressure, injector pulse width, ignition coil driver status
- Check short-term and long-term fuel trims and O2 sensor activity
- Perform a visual inspection of ignition coils, spark plugs and wiring harness connectors
- Measure fuel rail pressure (static and while cranking/running)
- Compression or cylinder leak-down test on all cylinders
Signal parameters
- Per-cylinder misfire counters (counts/min or total misfires)
- Crankshaft RPM stability / variation trace
- Fuel rail pressure (bar or psi) at idle and under load
- Injector pulse width (ms) and duty cycle
- Ignition coil primary/secondary waveforms (volts/mV)
- Short-term and long-term fuel trim (%)
Diagnostic algorithm
- Connect a qualified scan tool. Record freeze frame, misfire counts per cylinder, fuel rail pressure, fuel trims and related codes.
- Verify whether fuel cut-off was commanded (note fuel cut status in live data). Do not assume cause—treat as protective action.
- Perform a visual inspection: check for loose/disconnected vacuum lines, damaged ignition leads/coils, oil/fuel contamination on plugs.
- Check fuel system: measure static and dynamic fuel rail pressure vs. manufacturer spec; inspect fuel filter and pump operation.
- Test ignition: check spark plugs condition and gaps, swap coils between affected and known-good cylinders to see if misfire follows coil.
- Test injectors: monitor injector pulse and fuel spray (or swap injectors) to identify a faulty injector or driver channel.
- Mechanical checks: perform compression or leak-down test across all cylinders to rule out low compression or valve timing issues.
- Verify cam/crank sensors and timing: capture crank and cam sensor waveforms and check phase/timing consistency; inspect timing chain/belt and phasers if applicable.
- Inspect wiring and connectors to ECM/injector/coil circuits for corrosion, shorts, opens, or high resistance. Wiggle-test harness with scope if intermittent.
- Clear codes and perform a controlled road or dyno test while monitoring live parameters to confirm repair or reproduce fault.
- If no hardware fault found, check for software updates/TSBs and consider ECM/driver module testing or replacement as a last resort.
Likely causes
- Weak or failing ignition coils affecting several cylinders
- Fuel rail pressure low or intermittent (fuel pump or regulator issue)
- Timing chain/belt jump or cam/phaser failure causing multiple misfires
- Severe vacuum leak or intake manifold gasket failure
- Multiple injector fouling or ECM driver circuit failure
Fault status
Status
Multiple cylinder misfires detected — fuel injection cut-off commanded to protect engine/catalyst. Inspect ignition, fuel delivery, mechanical timing and sensors.
Repair difficulty: Medium
Diagnostic time: 1-3 hours
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Code
P1341
DAEWOO
P — Powertrain
#1 ION CIRCUIT
Views:
UK: 2
EN: 17
RU: 3
AI status
Completed
Completed
100%
Causes
- Faulty ignition components (coils, spark plugs, wiring)
- Insufficient fuel delivery (low rail pressure, clogged pump/filter, faulty pressure regulator)
- Multiple clogged or leaking fuel injectors
- Mechanical problems (low compression, valve timing issues, head gasket leak)
- Intake or vacuum leaks affecting multiple cylinders
- Camshaft/crankshaft position sensor fault or timing correlation error
Symptoms
- Illuminated Check Engine Light with misfire/DTC present
- Rough idle and pronounced vibration
- Loss of power, hesitation or stumbling under load
- Poor fuel economy and increased emissions
- Possible limp-home behavior or reduced performance (fuel cut active)
- Intermittent or persistent stalling
What to check
- Read freeze frame and stored misfire counts with a capable scan tool
- Observe live data: per-cylinder misfire counters, fuel rail pressure, injector pulse width, ignition coil driver status
- Check short-term and long-term fuel trims and O2 sensor activity
- Perform a visual inspection of ignition coils, spark plugs and wiring harness connectors
- Measure fuel rail pressure (static and while cranking/running)
- Compression or cylinder leak-down test on all cylinders
Signal parameters
- Per-cylinder misfire counters (counts/min or total misfires)
- Crankshaft RPM stability / variation trace
- Fuel rail pressure (bar or psi) at idle and under load
- Injector pulse width (ms) and duty cycle
- Ignition coil primary/secondary waveforms (volts/mV)
- Short-term and long-term fuel trim (%)
Diagnostic algorithm
- Connect a qualified scan tool. Record freeze frame, misfire counts per cylinder, fuel rail pressure, fuel trims and related codes.
- Verify whether fuel cut-off was commanded (note fuel cut status in live data). Do not assume cause—treat as protective action.
- Perform a visual inspection: check for loose/disconnected vacuum lines, damaged ignition leads/coils, oil/fuel contamination on plugs.
- Check fuel system: measure static and dynamic fuel rail pressure vs. manufacturer spec; inspect fuel filter and pump operation.
- Test ignition: check spark plugs condition and gaps, swap coils between affected and known-good cylinders to see if misfire follows coil.
- Test injectors: monitor injector pulse and fuel spray (or swap injectors) to identify a faulty injector or driver channel.
- Mechanical checks: perform compression or leak-down test across all cylinders to rule out low compression or valve timing issues.
- Verify cam/crank sensors and timing: capture crank and cam sensor waveforms and check phase/timing consistency; inspect timing chain/belt and phasers if applicable.
- Inspect wiring and connectors to ECM/injector/coil circuits for corrosion, shorts, opens, or high resistance. Wiggle-test harness with scope if intermittent.
- Clear codes and perform a controlled road or dyno test while monitoring live parameters to confirm repair or reproduce fault.
- If no hardware fault found, check for software updates/TSBs and consider ECM/driver module testing or replacement as a last resort.
Likely causes
- Weak or failing ignition coils affecting several cylinders
- Fuel rail pressure low or intermittent (fuel pump or regulator issue)
- Timing chain/belt jump or cam/phaser failure causing multiple misfires
- Severe vacuum leak or intake manifold gasket failure
- Multiple injector fouling or ECM driver circuit failure
Fault status
Status
Multiple cylinder misfires detected — fuel injection cut-off commanded to protect engine/catalyst. Inspect ignition, fuel delivery, mechanical timing and sensors.
Repair difficulty: Medium
Diagnostic time: 1-3 hours
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Code
P1341
JAGUAR
P — Powertrain
Camshaft Position Sensor B Circuit Range Performance
Views:
UK: 14
EN: 53
RU: 18
AI status
Completed
Completed
100%
Causes
- Faulty ignition components (coils, spark plugs, wiring)
- Insufficient fuel delivery (low rail pressure, clogged pump/filter, faulty pressure regulator)
- Multiple clogged or leaking fuel injectors
- Mechanical problems (low compression, valve timing issues, head gasket leak)
- Intake or vacuum leaks affecting multiple cylinders
- Camshaft/crankshaft position sensor fault or timing correlation error
Symptoms
- Illuminated Check Engine Light with misfire/DTC present
- Rough idle and pronounced vibration
- Loss of power, hesitation or stumbling under load
- Poor fuel economy and increased emissions
- Possible limp-home behavior or reduced performance (fuel cut active)
- Intermittent or persistent stalling
What to check
- Read freeze frame and stored misfire counts with a capable scan tool
- Observe live data: per-cylinder misfire counters, fuel rail pressure, injector pulse width, ignition coil driver status
- Check short-term and long-term fuel trims and O2 sensor activity
- Perform a visual inspection of ignition coils, spark plugs and wiring harness connectors
- Measure fuel rail pressure (static and while cranking/running)
- Compression or cylinder leak-down test on all cylinders
Signal parameters
- Per-cylinder misfire counters (counts/min or total misfires)
- Crankshaft RPM stability / variation trace
- Fuel rail pressure (bar or psi) at idle and under load
- Injector pulse width (ms) and duty cycle
- Ignition coil primary/secondary waveforms (volts/mV)
- Short-term and long-term fuel trim (%)
Diagnostic algorithm
- Connect a qualified scan tool. Record freeze frame, misfire counts per cylinder, fuel rail pressure, fuel trims and related codes.
- Verify whether fuel cut-off was commanded (note fuel cut status in live data). Do not assume cause—treat as protective action.
- Perform a visual inspection: check for loose/disconnected vacuum lines, damaged ignition leads/coils, oil/fuel contamination on plugs.
- Check fuel system: measure static and dynamic fuel rail pressure vs. manufacturer spec; inspect fuel filter and pump operation.
- Test ignition: check spark plugs condition and gaps, swap coils between affected and known-good cylinders to see if misfire follows coil.
- Test injectors: monitor injector pulse and fuel spray (or swap injectors) to identify a faulty injector or driver channel.
- Mechanical checks: perform compression or leak-down test across all cylinders to rule out low compression or valve timing issues.
- Verify cam/crank sensors and timing: capture crank and cam sensor waveforms and check phase/timing consistency; inspect timing chain/belt and phasers if applicable.
- Inspect wiring and connectors to ECM/injector/coil circuits for corrosion, shorts, opens, or high resistance. Wiggle-test harness with scope if intermittent.
- Clear codes and perform a controlled road or dyno test while monitoring live parameters to confirm repair or reproduce fault.
- If no hardware fault found, check for software updates/TSBs and consider ECM/driver module testing or replacement as a last resort.
Likely causes
- Weak or failing ignition coils affecting several cylinders
- Fuel rail pressure low or intermittent (fuel pump or regulator issue)
- Timing chain/belt jump or cam/phaser failure causing multiple misfires
- Severe vacuum leak or intake manifold gasket failure
- Multiple injector fouling or ECM driver circuit failure
Fault status
Status
Multiple cylinder misfires detected — fuel injection cut-off commanded to protect engine/catalyst. Inspect ignition, fuel delivery, mechanical timing and sensors.
Repair difficulty: Medium
Diagnostic time: 1-3 hours
Similar codes
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0
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0
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Code
P1341
LAND ROVER
P — Powertrain
Camshaft Position Sensor 2 Range/Performance Circuit
Views:
UK: 4
EN: 26
RU: 3
AI status
Completed
Completed
100%
Causes
- Faulty ignition components (coils, spark plugs, wiring)
- Insufficient fuel delivery (low rail pressure, clogged pump/filter, faulty pressure regulator)
- Multiple clogged or leaking fuel injectors
- Mechanical problems (low compression, valve timing issues, head gasket leak)
- Intake or vacuum leaks affecting multiple cylinders
- Camshaft/crankshaft position sensor fault or timing correlation error
Symptoms
- Illuminated Check Engine Light with misfire/DTC present
- Rough idle and pronounced vibration
- Loss of power, hesitation or stumbling under load
- Poor fuel economy and increased emissions
- Possible limp-home behavior or reduced performance (fuel cut active)
- Intermittent or persistent stalling
What to check
- Read freeze frame and stored misfire counts with a capable scan tool
- Observe live data: per-cylinder misfire counters, fuel rail pressure, injector pulse width, ignition coil driver status
- Check short-term and long-term fuel trims and O2 sensor activity
- Perform a visual inspection of ignition coils, spark plugs and wiring harness connectors
- Measure fuel rail pressure (static and while cranking/running)
- Compression or cylinder leak-down test on all cylinders
Signal parameters
- Per-cylinder misfire counters (counts/min or total misfires)
- Crankshaft RPM stability / variation trace
- Fuel rail pressure (bar or psi) at idle and under load
- Injector pulse width (ms) and duty cycle
- Ignition coil primary/secondary waveforms (volts/mV)
- Short-term and long-term fuel trim (%)
Diagnostic algorithm
- Connect a qualified scan tool. Record freeze frame, misfire counts per cylinder, fuel rail pressure, fuel trims and related codes.
- Verify whether fuel cut-off was commanded (note fuel cut status in live data). Do not assume cause—treat as protective action.
- Perform a visual inspection: check for loose/disconnected vacuum lines, damaged ignition leads/coils, oil/fuel contamination on plugs.
- Check fuel system: measure static and dynamic fuel rail pressure vs. manufacturer spec; inspect fuel filter and pump operation.
- Test ignition: check spark plugs condition and gaps, swap coils between affected and known-good cylinders to see if misfire follows coil.
- Test injectors: monitor injector pulse and fuel spray (or swap injectors) to identify a faulty injector or driver channel.
- Mechanical checks: perform compression or leak-down test across all cylinders to rule out low compression or valve timing issues.
- Verify cam/crank sensors and timing: capture crank and cam sensor waveforms and check phase/timing consistency; inspect timing chain/belt and phasers if applicable.
- Inspect wiring and connectors to ECM/injector/coil circuits for corrosion, shorts, opens, or high resistance. Wiggle-test harness with scope if intermittent.
- Clear codes and perform a controlled road or dyno test while monitoring live parameters to confirm repair or reproduce fault.
- If no hardware fault found, check for software updates/TSBs and consider ECM/driver module testing or replacement as a last resort.
Likely causes
- Weak or failing ignition coils affecting several cylinders
- Fuel rail pressure low or intermittent (fuel pump or regulator issue)
- Timing chain/belt jump or cam/phaser failure causing multiple misfires
- Severe vacuum leak or intake manifold gasket failure
- Multiple injector fouling or ECM driver circuit failure
Fault status
Status
Multiple cylinder misfires detected — fuel injection cut-off commanded to protect engine/catalyst. Inspect ignition, fuel delivery, mechanical timing and sensors.
Repair difficulty: Medium
Diagnostic time: 1-3 hours
Similar codes
Workshop Manuals
Repair manuals for LAND ROVER
3
Land Rover Defender 300Tdi — Workshop Manual (1996 model year)
Workshop ManualLand Rover Defender Workshop Manual Supplement & Body Repair Manual (1999 & 2002 MY)
Workshop ManualLand Rover Range Rover — Electrical Library (LRL 0453ENG, 2002)
Workshop ManualYour experience will help others
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Code
P1341
Other
P — Powertrain
Camshaft Position Sensor B Range / Performance
Views:
UK: 15
EN: 69
RU: 25
AI status
Completed
Completed
100%
Causes
- Faulty ignition components (coils, spark plugs, wiring)
- Insufficient fuel delivery (low rail pressure, clogged pump/filter, faulty pressure regulator)
- Multiple clogged or leaking fuel injectors
- Mechanical problems (low compression, valve timing issues, head gasket leak)
- Intake or vacuum leaks affecting multiple cylinders
- Camshaft/crankshaft position sensor fault or timing correlation error
Symptoms
- Illuminated Check Engine Light with misfire/DTC present
- Rough idle and pronounced vibration
- Loss of power, hesitation or stumbling under load
- Poor fuel economy and increased emissions
- Possible limp-home behavior or reduced performance (fuel cut active)
- Intermittent or persistent stalling
What to check
- Read freeze frame and stored misfire counts with a capable scan tool
- Observe live data: per-cylinder misfire counters, fuel rail pressure, injector pulse width, ignition coil driver status
- Check short-term and long-term fuel trims and O2 sensor activity
- Perform a visual inspection of ignition coils, spark plugs and wiring harness connectors
- Measure fuel rail pressure (static and while cranking/running)
- Compression or cylinder leak-down test on all cylinders
Signal parameters
- Per-cylinder misfire counters (counts/min or total misfires)
- Crankshaft RPM stability / variation trace
- Fuel rail pressure (bar or psi) at idle and under load
- Injector pulse width (ms) and duty cycle
- Ignition coil primary/secondary waveforms (volts/mV)
- Short-term and long-term fuel trim (%)
Diagnostic algorithm
- Connect a qualified scan tool. Record freeze frame, misfire counts per cylinder, fuel rail pressure, fuel trims and related codes.
- Verify whether fuel cut-off was commanded (note fuel cut status in live data). Do not assume cause—treat as protective action.
- Perform a visual inspection: check for loose/disconnected vacuum lines, damaged ignition leads/coils, oil/fuel contamination on plugs.
- Check fuel system: measure static and dynamic fuel rail pressure vs. manufacturer spec; inspect fuel filter and pump operation.
- Test ignition: check spark plugs condition and gaps, swap coils between affected and known-good cylinders to see if misfire follows coil.
- Test injectors: monitor injector pulse and fuel spray (or swap injectors) to identify a faulty injector or driver channel.
- Mechanical checks: perform compression or leak-down test across all cylinders to rule out low compression or valve timing issues.
- Verify cam/crank sensors and timing: capture crank and cam sensor waveforms and check phase/timing consistency; inspect timing chain/belt and phasers if applicable.
- Inspect wiring and connectors to ECM/injector/coil circuits for corrosion, shorts, opens, or high resistance. Wiggle-test harness with scope if intermittent.
- Clear codes and perform a controlled road or dyno test while monitoring live parameters to confirm repair or reproduce fault.
- If no hardware fault found, check for software updates/TSBs and consider ECM/driver module testing or replacement as a last resort.
Likely causes
- Weak or failing ignition coils affecting several cylinders
- Fuel rail pressure low or intermittent (fuel pump or regulator issue)
- Timing chain/belt jump or cam/phaser failure causing multiple misfires
- Severe vacuum leak or intake manifold gasket failure
- Multiple injector fouling or ECM driver circuit failure
Fault status
Status
Multiple cylinder misfires detected — fuel injection cut-off commanded to protect engine/catalyst. Inspect ignition, fuel delivery, mechanical timing and sensors.
Repair difficulty: Medium
Diagnostic time: 1-3 hours
Similar codes
Workshop Manuals
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Workshop ManualAudi A4 / A4 Cabriolet (1.8T 4‑cyl turbo) — Motronic Injection & Ignition System Service Manual (Edition 01.2015)
Workshop ManualAudi A8 (2003) — Electrical System Workshop Manual (Edition 08.2014)
Workshop ManualAudi Q4 e-tron (Type F4) - Self-study Programme SSP 685
Workshop ManualAudi Q8 (2018) — Electrical System Workshop Manual (Edition 05.2019)
Workshop ManualAudi Servicing Manual — 7‑Speed Dual Clutch Transmission 0CJ / 0CL / 0CK / 0DN / 0DP / 0HL (Edition 05.2018)
Workshop ManualLAND ROVER 3
Land Rover Defender 300Tdi — Workshop Manual (1996 model year)
Workshop ManualLand Rover Defender Workshop Manual Supplement & Body Repair Manual (1999 & 2002 MY)
Workshop ManualLand Rover Range Rover — Electrical Library (LRL 0453ENG, 2002)
Workshop ManualYour experience will help others
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Code
P1341
VOLKSWAGEN
P — Powertrain
Ignition Coil Output Stage 1 Short To Ground
Views:
UK: 13
EN: 52
RU: 22
AI status
Completed
Completed
100%
Causes
- Faulty ignition components (coils, spark plugs, wiring)
- Insufficient fuel delivery (low rail pressure, clogged pump/filter, faulty pressure regulator)
- Multiple clogged or leaking fuel injectors
- Mechanical problems (low compression, valve timing issues, head gasket leak)
- Intake or vacuum leaks affecting multiple cylinders
- Camshaft/crankshaft position sensor fault or timing correlation error
Symptoms
- Illuminated Check Engine Light with misfire/DTC present
- Rough idle and pronounced vibration
- Loss of power, hesitation or stumbling under load
- Poor fuel economy and increased emissions
- Possible limp-home behavior or reduced performance (fuel cut active)
- Intermittent or persistent stalling
What to check
- Read freeze frame and stored misfire counts with a capable scan tool
- Observe live data: per-cylinder misfire counters, fuel rail pressure, injector pulse width, ignition coil driver status
- Check short-term and long-term fuel trims and O2 sensor activity
- Perform a visual inspection of ignition coils, spark plugs and wiring harness connectors
- Measure fuel rail pressure (static and while cranking/running)
- Compression or cylinder leak-down test on all cylinders
Signal parameters
- Per-cylinder misfire counters (counts/min or total misfires)
- Crankshaft RPM stability / variation trace
- Fuel rail pressure (bar or psi) at idle and under load
- Injector pulse width (ms) and duty cycle
- Ignition coil primary/secondary waveforms (volts/mV)
- Short-term and long-term fuel trim (%)
Diagnostic algorithm
- Connect a qualified scan tool. Record freeze frame, misfire counts per cylinder, fuel rail pressure, fuel trims and related codes.
- Verify whether fuel cut-off was commanded (note fuel cut status in live data). Do not assume cause—treat as protective action.
- Perform a visual inspection: check for loose/disconnected vacuum lines, damaged ignition leads/coils, oil/fuel contamination on plugs.
- Check fuel system: measure static and dynamic fuel rail pressure vs. manufacturer spec; inspect fuel filter and pump operation.
- Test ignition: check spark plugs condition and gaps, swap coils between affected and known-good cylinders to see if misfire follows coil.
- Test injectors: monitor injector pulse and fuel spray (or swap injectors) to identify a faulty injector or driver channel.
- Mechanical checks: perform compression or leak-down test across all cylinders to rule out low compression or valve timing issues.
- Verify cam/crank sensors and timing: capture crank and cam sensor waveforms and check phase/timing consistency; inspect timing chain/belt and phasers if applicable.
- Inspect wiring and connectors to ECM/injector/coil circuits for corrosion, shorts, opens, or high resistance. Wiggle-test harness with scope if intermittent.
- Clear codes and perform a controlled road or dyno test while monitoring live parameters to confirm repair or reproduce fault.
- If no hardware fault found, check for software updates/TSBs and consider ECM/driver module testing or replacement as a last resort.
Likely causes
- Weak or failing ignition coils affecting several cylinders
- Fuel rail pressure low or intermittent (fuel pump or regulator issue)
- Timing chain/belt jump or cam/phaser failure causing multiple misfires
- Severe vacuum leak or intake manifold gasket failure
- Multiple injector fouling or ECM driver circuit failure
Fault status
Status
Multiple cylinder misfires detected — fuel injection cut-off commanded to protect engine/catalyst. Inspect ignition, fuel delivery, mechanical timing and sensors.
Repair difficulty: Medium
Diagnostic time: 1-3 hours
Similar codes
Your experience will help others
+100 karma for a short comment :)
Was this AI description helpful?
Your feedback helps improve AI descriptions.
👍 Like
0
👎 Dislike
0
Send to email