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1987 Volvo 240
Loose or corroded battery cable terminals.
Check battery terminals and clamps. Clean or
replace if necessary. Check that the starter cable is
secure at its terminals.
The ground strap, which connects the battery
negative (-) terminal to the engine, should also be
checked for corrosion or looseness.
Open circuit between starting (ignition) switch
and starting (ignition) switch terminal on starter.
The circuit is closed if a clicking sound is heard
from the starter when it is engaged. If no clicking
sound is heard, check that the blue wire at the starter
is secure. If still no clicking sound is heard, the
starting (ignition) switch or the wire is defective.
Starter motor defective.
If the above checks have been performed, and no
fault is evident, the starter may be defective.
NOTE: In this case the headlight intensity will not
dim when the starter is engaged.
pg. 91 Service diagnosis
Condition: Starter motor operates but engine does not start
Possible cause Correction
Intake system leaking.
Check vacuum hose connections at manifold and
auxiliary air valve.
No fuel reaching engine.
Check for fuel in the tank.
Check fuses No 4, 6 and 13
No spark
Check that the high tension lead from the coil to the
distributor cap is connected and that the wires to the
distributor and coil are connected.
Check the fuse for the engine control system. The fuse
is located in the engine compartment on the left wheel
housing by the ignition coil.
Spark plugs, high tension leads or distributor
cap wet or defective.
Clean the parts with a dry cloth or spray with a moisture
remover. Replace defective or worn parts.
If no fault is found following the above steps, contact
your Volvo dealer.
pg. 92 Service diagnosis
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