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940 L4-2.3L SOHC VIN 88 B230F (1992)

Sensors and Switches > Sensors and Switches - Powertrain Management > Sensors and Switches - Computers and Control Systems > Knock Sensor > Component Information > Technical Service Bulletins > All Technical Service Bulletins for Knock Sensor: > 28205906 > Mar > 93 > Engine Controls - Driveability Problems > Page 2127

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Remove power stage connector

Remove connectors for:

1.

Knock sensor

2.

ECT sensor

3.

TP switch

4.

EGR temperature sensor (where applicable)

5.

IAC valve

Clean connectors

Spray connector halves (male and female) with rust remover.

Caution:
Do not use rust remover or grease on the heated oxygen sensor (HO2S) connectors.

Grease connectors

Sensors and Switches > Sensors and Switches - Powertrain Management > Sensors and Switches - Computers and Control Systems > Knock Sensor > Component Information > Technical Service Bulletins > All Technical Service Bulletins for Knock Sensor: > 28205906 > Mar > 93 > Engine Controls - Driveability Problems > Page 2127

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