Direct Ignition Cassette Spark Plug notes

[Saab 900 2.0T, 900 2.3NT, 900 2.5i, 9000, 93 2.0T (not sedan), 93 2.3NT, 93 2.3T Viggen, 95]

Spark plug burn-off is automatically done with a shower of sparks each time the engine is switched off. It is carried out in all cylinders simultaneously and lasts for 5 seconds at a rate of 210 sparks per second and IT CAN BE FATAL!!!!! EXTREME CAUTION!!!!!

When replacing the spark plugs it's important to do the following:

STEP 1

Let the module power down for 30 seconds then remove the electrical plug

STEP 2

Use resistor type NGK spark plugs. All Saabs equipped with DI cassettes have been specified with resistor type NGK plugs

STEP 3

Verify the correct gap at the electrode (1.0mm -1.1mm)

STEP 4

Oil leaks from coil assemblies mean that you should replace the cassette

STEP 5

Coat the rubber boots on the cassette with Saab part number 3019312 or a name brand dielectric grease.

STEP 6

Check to be sure that the contact springs can be seen inside the coil towers and replace them if they are damaged or missing Saab part number 9167032

STEP 7

Coat the thread of the spark plugs with Molycote 1000 Saab part number 3020271 or high temperature anti-sieze

STEP 9

Install and torque the Spark plugs to 21 lbf ft

STEP 8

Fit the Cassette to the valve cover and torque to 8.1 lbf ft

Pricing for 9000 SPARK PLUGS (ignition & related)
Pricing for 900 94-98 SPARK PLUGS (ignition & related)
Pricing for 93 98-03 SPARK PLUGS (ignition & related)
Pricing for 95 SPARK PLUGS (ignition & related)

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