- The failure of the sensor of position of the camshaft, and also mechanical violation of phases of rotation cranked and camshafts, connected with the shift or break of a belt of the GRM drive can be the reason of failure of installation of a corner of an advancing of ignition, - the description of procedures of service of components of the mechanism of the GRM drive is provided in Heads the Current leaving and service and the Engine.
- Cock the parking brake.
- Start the engine, warm up it up to the normal working temperature and leave working at single turns.
- Disconnect everything onboard consumers of the electric power.
- Connect the tachometer/scanner to the engine and make sure of correctness of installation of turns of idling (see the Head the Current leaving and service).
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- Working according to instructions of manufacturers, connect a stroboscope to VV to a wire of a spark plug of the first cylinder and on combination of tags of a pulley of a bent shaft and scale on a cover of the GRM drive make sure of correctness of installation of a corner of an advancing of ignition.
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- If the result of measurement exceeds the limit of admissible range (6 ° ± 6 ° before VMT on single turns), replace ECM, - manual adjustment of a corner of an advancing of ignition a design of system of ignition is not provided.
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