Ignition System (1GR-FE): Inspection

1. Clean the 6 spark plugs.

   Air pressure: Below 588 kPa (6 kgf/cm ²  , 85 psi) 

   Duration: 20 seconds or less 

   Fig 1: Cleaning Spark Plugs

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2. Check the appearance.
   1. Check the spark plug for any damage on its thread and insulator.

   If there is any damage, replace the spark plug.

   SPARK PLUG TYPE
   
   

   Supplier	Type
   DENSO	K20HR-U11
   NGK	LFR6C-11

   Fig 2: Identifying Spark Plug Condition

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3. Check the electrode gap.

Standard: 1.0 to 1.1 mm (0.039 to 0.043 in.) for new spark plug 

Maximum: 1.46 mm (0.057 in.) 

If the result is greater than the maximum, replace the spark plug.

Fig 3: Checking Electrode Gap

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1. Check the resistance.
   1. Using an ohmmeter, measure the resistance between the terminals.

   Standard: 1850 to 2450 at 20 °C (68 °F) 

   If the result is not as specified, replace the crankshaft position sensor.

   Fig 4: Measuring Resistance Between Terminals Crankshaft Position Sensor

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