Remove/Install Coolant Temperature Sensor - AR15.60-P-2711MRA
Engine 274.9 in model 205
Engine 274.9 in model 253
MODIFICATION NOTES
| 31.08.2017 | Unscrew the screw at the bracket of the electrical wiring harness for the starter and press it to one side, added | Operation step 3 |
| Risk of injury
to skin and eyes suffering scalding from contact with hot coolantspray. Risk of poisoning from swallowing coolant. |
Do not open cooling system unless coolant temperature is below 90°C. Open cap slowly and release the pressure. Do not pour coolant into beverage containers. Wear protective gloves, protective clothing and safety glasses. |
AS20.00-Z-0001-01A | |
| Remove/install | |||
| 1 | Remove engine compartment paneling | AR61.20-P-1105LW | |
| 2 | Drain off coolant | AR20.00-P-1142LW | |
| 3 | Unscrew the screw at the bracket of the electrical wiring harness for the starter and press it to one side | Engine 274.9 in model 205 with code ME06 (Hybrid drive 60 kW variant (incl. plugin)) Engine 274.9 in model 253 with code ME05 (HYBRID DRIVE 80KW VARIANT (INCLUDING PLUGIN)) |
*BA00.10-P-1002-04A |
| 4 | Release and disconnect electrical connection on coolant temperature sensor (B11/4) | ||
| 5 | Remove screw/bolt (1s) | *BA15.60-P-1001-01E | |
| 6 | Remove coolant temperature sensor (B11/4) with holder (1) | ||
| 7 | Install in the reverse order | ||
| Risk of accident from vehicle starting off by itself when engine running. Risk of injury (bruises and burns) resulting from working on the engine while it is being started or when it is running. | Secure vehicle to prevent it from starting off by itself. Wear closed and snug-fitting work clothes. Do not touch hot or rotating parts. | AS00.00-Z-0005-01A | |
| 8 | Perform an engine test run and check engine for proper operation and leaktightness | ||
| 9 | Install lower engine compartment paneling | AR61.20-P-1105LW |
METRIC SCREWS/BOLTS AND NUTS AS PER MBN 10 105, 10 143
| Number | Designation | 8.8 | 10.9 | |
|---|---|---|---|---|
| BA00.10-P-1002-04A | M6 X 1 | Nm | 9 | 13 |
TEMPERATURE SENSOR
| Number | Designation | Engine 274 | |
|---|---|---|---|
| BA15.60-P-1001-01E | Screw, coolant temperature sensor to cylinder head/crankcase | Nm | 9 |