Stalls at Idle, Deceleration

SYMPTOM:
Engine stalls at stops and on deceleration.

POSSIBLE CAUSE ACTION

EGR valve loose or sticking plunger, Check Exhaust Gas Recirculation in
flange gasket leaking solenoid and "Testing Procedures"
thermo valves malfunctioning


Ignition timing Check Ignition Timing in "Adjustment
Procedures"


Restricted exhaust system Check Three Way Catalytic Converter System in
"Testing Procedure"


Idle speed too low Check idle load compensator devices
in "Testing Procedures" and idle speed
in "Adjustment Procedure"


Vacuum leak Inspect vacuum hoses for
routing and damaged lines
Check intake manifold area