Mercury Workshop Service and Repair Manuals > Topaz AWD L4-140 2.3L HSO (VIN S) (1988) > Powertrain Management | Computers and Control Systems | Idle Speed Control Bypass Air (ISC-BPA) Valve <--> [Idle Speed/Throttle Actuator - Electronic] | Component Information | Technical Service Bulletins | Page 4069

Engine - Rough Idling Condition|Page 4070 > < Engine - Rough Idling Condition|Page 4068

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Idle Speed Control Bypass Air (ISC-BPA) Valve: Locations

On Fuel Charging Assembly

Powertrain Management
Computers and Control Systems
Idle Speed Control Bypass Air (ISC-BPA) Valve <--> [Idle Speed/Throttle Actuator - Electronic] / Technical Service Bulletins
Page 4069

Engine - Rough Idling Condition|Page 4070 > < Engine - Rough Idling Condition|Page 4068