Q: Engine management light keeps coming on in my car it also losses power and starts juddering when it comes on
My car engine management light keeps coming on in my car it also losses power and starts juddering when it comes on it happens now and again ( citroen saxo vtr 2003 mileage 96000 )
Whenever the check engine light comes on and the engine loses power means the computer has gone into failure reduced power mode due to a major powertrain problem or sensor failure. You will need to have the computer system scanned to get the codes pointing to the possible problem. A mechanic like one from YourMechanic can then pinpoint the cause of the problem you are having.
The statements expressed above are only for informational purposes and should be independently verified. Please see our
terms of service
for more details
Get an instant quote for your car
Our certified mechanics come to you ・Backed by 12-month, 12,000-mile guarantee・Fair and transparent pricing
What others are asking
Which sensors are most important for monitoring and improving the engine’s performance?
The way modern electronic engine control systems are designed, all of the sensors are important but some are more crucial to the vehicle than others. For example, if the engine electronic control unit (ECU) loses the input (https://www.yourmechanic.com/article/how-your-ecu-uses-sensor-data) from the...
Need an estimate on repair work.
You can definitely call YourMechanic for a quote on the mechanical work for your car. If the vehicle started with a jump but won't stay charged, the problem is likely in the starting/charging system. The battery or alternator may require...
How do I use the rear window defogger?
The rear window defogger is a key safety feature. It helps eliminate moisture from the rear window to give you better visibility. To turn on the rear window defogger, press the rear window defogger button, which is located alongside the...
Gear oil leak.
Hello. Pinion bearing seals can leak due to normal wear or as a result of excessive pinion bearing play. A growling sound can indicate a worn pinion bearing as well. If the noise changes during acceleration, the cause is most...
Keyless entry problem
You can try to hold the lock and unlock button on remote to see if key will link up to car. If it links then you should be able to use it now. If still have issues then remove and...
What would cause my security light to come on in my 1994 Oldsmobile Cutlass
Hello. Most of the time this is caused by a failure in the key sensor located inside of the key lock cylinder. Either the sensor itself fails or the wiring from the sensor located in the steering column fails. Most...
A new battery in need of emergency replacement?
Hello, Although it would be impossible to say definitively, how long your battery would have otherwise lasted, 10.53 volts is extremely low. A normal battery will generally last for 4 to 5 years. If yours was anywhere near that mark,...
P2196 OBD-II Trouble Code. came and went in 24 hours. 4 starts.
If the mechanic tested the output (functioning) of the oxygen sensor, especially according to the protocol at this link (https://www.yourmechanic.com/article/p2196-obd-ii-trouble-code-o2-sensor-signal-stuck-rich-bank-1-sensor-1-by-robert-kulp) and found that the sensor was non functioning at that time, what you might be experiencing is a "failing" oxygen...
I drove over an old railroad track on a back road and apparently scraped the differential pretty hard. Immediately After this happ
Hi Trey. Thanks for contacting us today. It's quite possible that when the truck bottomed out and hit that railroad track that the yoke or the drive shaft was bent or damaged. That would cause the type of noises you...
Related articles
P2571 OBD-II Trouble Code: Direct Ozone Reduction Catalyst Temperature Sensor Circuit 4 Intermittent/Erratic
P2571 P2571 code definition A P2571 trouble code indicates that the Powertrain Control Module (PCM) has detected higher-than-normal voltage from the direct control ozone reduction catalyst temperature sensor. Other related trouble codes include P2567, P2568 (https://www.yourmechanic.com/article/p2568-obd-ii-trouble-code-direct-o-zone-reduction-catalyst-temperature-sensor-circuit-range-performance-by-jay-safford), P2569, P2570, P2572 (https://www.yourmechanic.com/article/p2572-obd-ii-trouble-code-direct-ozone-reduction-catalyst-deterioration-sensor-circuit-4-by-jay-safford),...
P2750 OBD-II Trouble Code: Intermediate Shaft Speed Sensor C Circuit Range/Performance
P2750 means the input from the intermediate shaft speed sensors was bad, intermittent or erratic due to a faulty sensor, wiring, or solenoid.
P0694 OBD-II Trouble Code: Fan 2 Control Circuit High
P0694 means that the circuit voltage fell more than 10% away from the manufacturer specifications due to a faulty fan motor or relay.
Browse other content
Services
Cities