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Eric, Automotive Repair Shop Manager
Category: Mercedes
Satisfied Customers: 29708
Experience:  20+ yrs. experience as repair shop manager and technician.
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Check engine light on 2wd

Customer Question

check engine light on 2wd
Submitted: 4 months ago.
Category: Mercedes
Expert:  Eric replied 4 months ago.


Have you had the ECM(engine control module) scanned for fault codes yet, and if so, what are the code numbers?

Customer: replied 4 months ago.
Don't have tester
Customer: replied 4 months ago.
Change that havecodes 110 130 132 134 135 136 146 147
Expert:  Eric replied 4 months ago.


110 - IAT sensor performance

130 - Right side upstream O2 sensor reading slow

135 - Right side upstream O2 sensor heater element performance

136 - Right side downstream O2 sensor performance

132, 134, 146 and 147 are not showing as legitimate codes for your vehicle