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^This check must be done within 12 seconds of start-up.
START ENGINE
CHECK VOLTAGE AT D2-2
B
TURN KEY OFF
DISCONNECT MCU
CHECK FOR CONTINUITY
BETWEEN D2-2 AND MCU
HARNESS CONNECTOR
PIN 9
CONT.
TEST MCU
GOOD
REASSEMBLE
AND RETEST
'CHECK VOLTAGE AT D2-131
RETEST
REPLACE MCU
AND RETEST
CHECK FOR CONTINUITY
BETWEEN D2-13 AND
MCU HARNESS SIDE
CONNECTOR PIN 10
TEST MCU
GOOD
REASSEMBLE
AND RETEST
REPAIR
OPEN
REPLACE MCU
AND RETEST
MCU
20
10
9
6-Cylinder
10
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