| On-vehicle Inspection |
| 1. | Check for DTCs.
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| 2. | Check if sparks occur.
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| 3. | If sparks do not occur, perform the following test.
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| 4. | Using a spark plug wrench, install spark plugs. |
| 5. | Install the ignition coils. |
| 6. | Install the cylinder head center cover and the engine cover. |
DescriptionIgnition timing is controlled by the electronic control ignition timing system. The standard reference ignition timing data for the engine operating conditions are preprogrammed in the memory of the ECM (Engine Control Module).
Diagnosis With GDS1.The heating, ventilation and air conditioning can be quickly diagnosed failed parts with vehicle diagnostic system (GDS).※ The diagnostic system (GDS) provides the following information.(1) Self diagnosis : Checking the failure code (DTC) and display.
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