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Diagnostic Manual, Engines, Volume 1

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Connection Diagrams - Single Ignition System


When diagnosing starting or warm up complaints, do not check engine at operating temperature, instead proceed according to specific complaint.

Diagnostic plug (060) to diagnostic socket (X11)
Trigger clamp (061) on ignition cable "1"
Kilovolt clamp (062) on ignition cable "4" of ignition coil T1
Oil thermometer (064) in engine oil dipstick tube
DC inductive clamp 1) (065) to battery G1 ground
Exhaust vent hose (014) to exhaust pipe
Vacuum connection with Y-adapter (068) to DI control module (N1/3)
Vehicle data

Engine oil temperature approximately 80 °C

connect, disconnect
connect, disconnect
connect, disconnect
insert, remove
connect, disconnect
connect, disconnect
connect, disconnect
enter.

warm engine up.
1) On model 129, connect to ground strap between engine, transmission and body (vehicle right side), or for inductive clamp connection to positive battery lead, remove passenger side floor mat and connect to positive cable.
On model 140, connect to ground strap between engine, transmission and body (vehicle lower left side), (on engine 104 connect to starter positive cable).