Your Lotus 25 engine control system detects a problem, the computer stores the diagnostic trouble
code U3823 in its memory.
To figure out what is wrong with your vehicle you must first extract the U3823 DTC For Lotus 25.
A good ground connection is also extremely important. U3823 Lotus 25 engine problem because the presence of voltage at the panel harness won't make the panel work if there is a bad ground connection. Since the instrument cluster is mounted in a plastic dash, a separate ground wire or ground circuit through the wiring harness is usually needed to complete the power circuit. Refer again to the wiring diagram to find the ground path, and then check it with your ohmmeter. Do not use a self-powered test light because it cannot measure resistance (any resistance will lower circuit voltage).
U3823 Lotus 25 DTC Meaning
Network Code - Problem is climate control system, lighting, airbags, etc.
SAE - Generic
Accelerator Pedal Position (APP) Sensor 1 Performance
Cruise Control Servo Indicates Low
TFP Valve Position Switch-Drive Without Drive Ratio
If your vehicle failed a U3823 Lotus 25 test and the U3823 Check Engine Light is NOT on, chances are you have a problem with the OBDII system, a burned out MIL lamp, or a faulty catalytic converter. The converter is essentially an afterburner that cleans up the exhaust after it exits the engine. The OBDII system uses U3823 a ownstream oxygen sensor to monitor the efficiency of the converter, and it should detect a drop in converter efficiency if the converter has been contaminated or is failing (ignition misfiring, leaky exhaust valves, and oil burning can all damage the converter). What you want to look U3823 DTC For Lotus 25: Any conditions that might cause ignition misfire, an overly rich or lean fuel condition, or loss of compression.