1993 Nissan Pathfinder Q&A
1993 Nissan Pathfinder Question: Check engine light
Could be misfire concern, could be fuel pressure issue, could be air flow issue. Needs a good diagnosis to find out what is happening. Good luck. - DaveJHM
Read the codes on the ECCU if your check engine light is on. The codes will tell you what sensor is malfunctioning. Move the passenger seat all the way forward and use a regular screwdriver. Follow the instructions in a repair manual. - sawin dirt
The fuel level sensor can fail causing erratic or inaccurate fuel gauge readings. The Check Engine Light may also illuminate. Nissan has recalled 2006 - 2008 vehicles only for this fuel gauge issue....
The Check Engine Light may illuminate because the sensor that monitors the engine's intake valve timing stops working...
what would cause the check engine light to come on and flash
The Check Engine Light may illuminate due to a defective charcoal canister vent control valve. The charcoal canister...
...or engine performance due to misfires and the symptoms may be intermittent. This may cause the Check Engine Light to illuminate.