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Problem Possible causes/consequences and M M Solutions þ The yellow drive diagnos- tics indicator lamp comes on while driving. There may be a malfunction in the drive system. X Have the vehicle checked at an authorized electric drive smart center immediately. þ The red drive diagnostics warning lamp comes on while driving. There may be a malfunction in the drive system. X Stop the vehicle immediately in a safe location. X Do not continue to drive. X Switch off the drive system. X Engage the parking brake when leaving the vehicle. X Contact Roadside Assistance or an authorized electric drive smart center. Tire Pressure Monitoring System (TPMS)* Problem Possible causes/consequences and M M Solutions h The yellow com- bination low tire pressure/ TPMS malfunc- tion telltale illuminates continuously. The TPMS detects a loss of pressure in at least one tire. X Carefully bring the vehicle to a halt, avoiding abrupt steer- ing and braking maneuvers. Observe the traffic situation around you. X Check and correct tire inflation pressure as required ( Y page 129). If the tire inflation pressure in the respective tire(s) has (have) been corrected, the combination low tire pressure/TPMS malfunction telltale goes out after a few minutes of driving. See also “Restarting the TPMS” ( Y page 132). h The combina- tion low tire pressure/TPMS malfunction telltale flashes 60 seconds and then stays illu- minated. There is a malfunction in the TPMS. X Have the TPMS checked at an authorized electric drive smart center. After the malfunction has been remedied the combination low tire pressure/TPMS malfunction telltale goes out after a few minutes of driving. G WARNING Each tire should be checked monthly when cold and inflated to the inflation pressure rec- ommended by the vehicle manufacturer on the Tire and Loading Information placard. If your vehicle has tires of a different size than the size indicated on the Tire and Loading Infor- mation placard, you should determine the proper tire inflation pressure for those tires. What to do if ... 173 >> Practical hints . * optional Z |