How many smog tests has my MBZ C240 failed?
My MBZ C240 has failed the smog test twice now. The first time the vehicle’s memory was erased all the mileage I had but on my car so I started from 0 miles and drove 228 miles in a span of a week.
How to test a Mercedes-Benz smog test?
• Start engine and accelerate engine speed to 1400 rpm. • Allow engine to run with increased rpms for 7 minutes (or drive the vehicle for 7 minutes). Park position and allow engine to idle (with no load) for 6 seconds. Do not use A/C. • After this step turn the ignition OFF, wait ten seconds and repeat this test step.
Can a 2002 Mercedes Benz drive cycle be incomplete?
Also, one customer with a 2002 Mercedes was unable to complete the secondary air injection monitor until one evening he allowed his vehicle to idle for 5-20 minutes in his driveway. He then turned off his vehicle and restarted the vehicle the next morning and allowed it to idle for another 5-10 minutes.
When to perform a Mercedes Benz drive cycle?
Perform the drive cycle below at your own risk. You’ll notice below, the secondary AIR monitor runs when the engine is cold, and best when the vehicle has been sitting overnight. We recommend ensuring the monitor’s parameters (requirement for engine to be cold) are being met.
My MBZ C240 has failed the smog test twice now. The first time the vehicle’s memory was erased all the mileage I had but on my car so I started from 0 miles and drove 228 miles in a span of a week.
How to perform a Mercedes Benz C240 drive cycle?
Continue test step: With engine temperature less than 40°C, the air conditioning OFF and the transmission in Park position; – Start engine and accelerate engine speed to 1450 rpm. – Allow engine to run at this increased rpm until coolant temperature reaches between 70°C to 106°C.
What are the DTC codes for Mercedes Benz C240?
– Fuel System Leak test (EVAP): No DTC codes should be present in memory for the EVAP canister purge valve, fuel tank pressure sensor, or the shut-off valve. – The engine temperature less than 100°C with air intake temperature less than 45°C.