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1988
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240 GL, 4D Sedan, AW70L
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Repair and Diagnosis
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Engine Performance
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LH-JETRONIC 2.2 Fuel System
LH-JETRONIC 2.2 Fuel System
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Description
Operation
Electronic Ignition System
Electronic Fuel Injection System
Notes
Constant Idle Speed (CIS) System
Trouble Shooting
Engine Does Not Start
B230F/Ft
B280F
Engine Starts, But Runs Rough Or Lacks Power
B280F Only
Engine Hard To Start (Cold & Warm)
Poor Or No Idle
Excessive Fuel Consumption
Poor Performance (Low Top Speed)
Erratic Idle
Idle Speed Too High
Idle Speed Too Low (Engine Cold)
Jerking, Poor Acceleration
Diagnosis & Testing
Notes
Inspection
LH-Jetronic 2.2 Fuel System
Circuit Checks
Notes
Coolant Temperature Sensor
Cylinder No. 1 Position Sensor (B280F)
Throttle Switch (B280F)
Knock Sensor (B280F)
Knock Sensor (B230F/FT)