Remove/install ignition coils (Engine 113) - AR15.12-P-2003GZ
WARNING: This page does not describe the selected car, but rather 28 other vehicles, including the 2012 Mercedes-Benz GL550, 2012 Mercedes-Benz GL450, 2011 Mercedes-Benz ML63, 2011 Mercedes-Benz ML550, and 2011 Mercedes-Benz ML350. However, it is still accessible from the selected car via links, so may be relevant.
ENGINE 113.964 in MODEL 164.175
| Remove/install | |||
|---|---|---|---|
| Risk of death caused by contact with parts conducting high voltages. | Do not touch parts which conduct high voltages. Persons who wear electronic implants (e.g. heart pacemakers) must not carry out work on the ignition system. | AS15.10-Z-0001-01A | |
| Risk of injury to skin and eyes caused by handling hot or glowing objects. | Wear safety gloves, protective clothing and safety glasses, if necessary. | AS00.00-Z-0002-01A | |
| Information on preventing damage to electronic components due to electrostatic discharge | All models | AH54.00-P-0001-01A | |
| Notes on avoiding damage to ignition system | AH15.10-P-0002-01D | ||
| Risk of injury caused by fingers being jammed or pinched when removing, installing or aligning hoods, doors, trunk lid/rear-end door or sliding roof. | When moving components, ensure that no body parts or limbs are within the operating range of moving parts. | AS00.00-Z-0011-01A | |
| 1 | Open engine hood and raise to vertical position | AR88.40-P-1000GZ | |
| 2 | Remove air filter housing | AR09.10-P-1150GZ | |
| 3 | Detach electrical feed lines from cylinder 1 ignition coil to cylinder 8 ignition coil (T1/1-T1/8) at ignition coil | ||
| 4 | Unlock electrical connectors (2) for cylinder 1 ignition coil to cylinder 8 ignition coil (T1/1-T1/8) and detach | ||
| 5 | Remove screw (3) | *BA15.10-P-1001-04A | |
| 6 | Remove cylinder 1 ignition coil to cylinder 8 ignition coil (T1/1-T1/8) and also pry off spark plug connector (4) over cylinder head covers from spark plugs | ||
| Figure | |||
| 7 | Install in the reverse order | ||
| Risk of accident caused by vehicle starting off by itself when engine is running. Risk of injury caused by contusions and burns during starting procedure or when working near the running engine | Secure vehicle to prevent it from moving by itself. Wear closed and snug-fitting work clothes. Do not grasp hot or rotating parts. |
AS00.00-Z-0005-01A | |
| 8 | Carry out engine test run |
IGNITION COIL
| Number | Designation | Engines 112, 113 | |
|---|---|---|---|
| BA15.10-P-1001-04A | Bolt for ignition coil on cylinder head cover | Nm | 8 |