Operation CHARM: Car repair manuals for everyone.

Instrument Cluster / Carrier: Testing and Inspection










INSPECT COMBINATION METER CIRCUIT
Disconnect the 5 connectors from the combination meter.

Key unlock warning system:
INSPECT COMBINATION METER OPERATION




a. Connect the positive (+) lead from the battery to terminal 12 of connector "E".
b. Connect the negative (-) lead from the battery to terminals 9, 16 and 17 of the connector "D".
c. Check the chime sounds.




d. Disconnect the negative (-) lead from the battery to terminal 9 of connector "D".
e. Check that the chime stops sounding.




f. Connect the negative (-) lead from the battery to terminal 9 of the connector "D".
g. Connect the positive (+) lead from the battery to terminal 12 of the connector "C".
h. Check that the chime stops sounding.
If operation is not as specified, replace the combination. meter.

Driver's seat belt waring system:
INSPECT COMBINATION METER OPERATION




a. Connect the positive (+) lead from the battery to terminals 12 of connector "E" and 12 of connector "C", and negative (-) lead from the battery to terminal 17 and 3 of connector
b. Check that the driver's seat belt warning light flushes and buzzer sounds for approx. 6 secs.




c. Disconnect the negative (-) lead from the battery to terminal 3 of the connector "D" and reconnect it again.
d. Check that the buzzer sounds again.
e. Check that the buzzer stops sounding when disconnecting terminal 3 of connector "D" from the negative (-) lead.

HINT: Check the buzzer sounds within a period of approx. 6 secs.

If operation is not as specified, replace the combination meter.

Passenger's seat belt warning system:
INSPECT COMBINATION METER OPERATION




a. Connect the positive (+) lead from the battery to terminals 12 of the connector "E" and 12 of connector "C", and negative (-) lead from the battery to terminal 17 of the connector "D".
b. Connect the terminal 14 of connector "D" to battery negative (-) terminal through the 3.4 W test bulb.
c. Connect the negative (-) lead from battery to terminal 4 of connector "D".
d. Check that the bulb flashes for approx. 6 secs.
e. Disconnect the negative (-) lead from the battery to terminal 4 of the connector "D" and reconnect it again.
f. Check that the Bulb flash again




g. Check that the buzzer stops sounding when disconnecting terminal 4 from the negative (-) lead.

HINT: Check the buzzer sounds within a period of approx. 6 secs.

If operation is not as specified, replace the combination meter.

Key Illuminated entry system:
INSPECT COMBINATION METER OPERATION




a. Connect the positive (+) lead from the battery to terminal 12 of the connector "E" and negative (-) lead from the battery to terminals 9 and 17 of the connector "D".
b. Connect the terminal 15 of the connector "D" to battery negative (-) terminal through the 3.4 W test bulb.
c. Check that the bulb lights up.




d. Disconnect the negative (-) lead from the battery to the terminal 9.
e. After approx. 5 secs, check that the bulb turns OFF.

Light auto turn OFF system:
INSPECT COMBINATION METER OPERATION




a. Connect the positive (+) lead from the battery to the terminals 12 of connector "C" and 12 of connector "E", and negative (-) lead from the battery to the terminal 17 of connector "D".
b. Check that the voltage of the terminal 6 of the connector "D" is the battery positive voltage after negative (-) lead from the battery has been connected to terminal 2 of the connector "D".




c. Check that the voltage of the terminal 5 of the connector "D" is the battery positive voltage after negative (-) lead from the battery has been connected to terminal 1 of the connector "D".




d. Check that the voltage of the terminals 5 and 6 of the connector "D" is 0 V after terminal 12 of the connector "C" has been disconnected and terminal 9 of the connector "D" has been connected to the negative (-) lead from the battery.




e. Check that the voltage of the terminals 5 and 6 of the connector "D" is battery positive voltage after terminals 1 and 2 of the connector "D" has been disconnected and reconnected.