Remove/Install Engine Management Control Unit (MCM) - AR07.08-P-7013MNG
Engine 177 in Model 253
| Remove/install | |||
|---|---|---|---|
| 1 |
Start control unit replacement with diagnostic system | When replacing the ME-SFI [ME] control unit (N3/10). | AD00.00-P-2000-04B |
| 2 | Switch off ignition and store transmitter keys outside of transmission range (min. 2 m) | ||
| 3 | Remove fan unit | AR20.40-P-5050MNG | |
| 4 | Attach radiator protective plate to cooling module | WF58.50-P-0110-04A | |
| 5 | Release and disconnect electrical | ||
| 6 | Remove screw/bolt (3) | *BA15.18-P-1004-01G | |
| 7 | Remove coolant hoses (2, 8) from the fitting of the coolant thermostat (7) | AR20.20-P-7441-01RQ | |
| 8 | Remove coolant hose (5) from coolant expansion reservoir (6) | AR20.20-P-7441-01RQ | |
| 9 | Remove coolant hoses (2, 5) from the bracket of the ME-SFI control unit (N3/10) | ||
| 10 | Remove screw/bolt (1) | *BA07.08-P-1001-01G | |
| 11 | Pull ME-SFI control unit (N3/10) forward out of the bracket and remove upward | ||
| 12 | Modify brackets on ME-SFI control unit (N3/10) | When replacing the ME-SFI [ME] control unit (N3/10). | |
| *BA00.10-P-1002-03A | |||
| *BA00.10-P-1001-03A | |||
| 13 | Install in the reverse order | ||
| 14 | Read out fault memory and clear if necessary | AD00.00-P-2000-04B | |
| 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 | |
| 15 | Perform an engine test run and check engine for proper operation and leaktightness |
METRIC SCREWS/BOLTS AND NUTS AS PER MBN 10 142
| Number | Designation | 8.8 | 10.9 | |
|---|---|---|---|---|
| BA00.10-P-1001-03A | M5X0.8 | Nm | 5 | 7 |
METRIC SCREWS/BOLTS AND NUTS AS PER MBN 10 142
| Number | Designation | 8.8 | 10.9 | |
|---|---|---|---|---|
| BA00.10-P-1002-03A | M6X1 | Nm | 8 | 12 |
CONTROL UNIT
| Number | Designation | Engine 177 | |
|---|---|---|---|
| BA07.08-P-1001-01G | Screw/bolt, control unit bracket to engine support/belt tensioner carrier/alternator bracket | Nm | 9 |
ENGINE WIRING HARNESS
| Number | Designation | Engine 177 | |
|---|---|---|---|
| BA15.18-P-1004-01G | Bolt, engine wiring harness to ME-SFI [ME] control unit | Nm | 9 |