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TC BOOST CONTROL SOLENOID VALVE
EC-1473
[YD (WITHOUT EURO-OBD)]
C
D
E
F
G
H
I
J
K
L
M
A
EC
Diagnostic Procedure EBS0125W
1. CHECK OVERALL FUNCTION
1. Start engine and let it idle.
2. Make sure that turbocharger control actuator rod moves slightly
when engine is started.
OK or NG
OK >> INSPECTION END
NG >> GO TO 2.
2. CHECK TURBOCHARGER BOOST CONTROL SOLENOID VALVE POWER SUPPLY CIRCUIT
1. Disconnect turbocharger boost control solenoid valve harness
connector.
2. Turn ignition switch ON.
3. Check voltage between turbocharger boost control solenoid
valve terminals 1 and ground with CONSULT-II or tester.
OK or NG
OK >> GO TO 4.
NG >> GO TO 3.
3. DETECT MALFUNCTIONING PART
Check the following.
● Harness connectors F30, M63
● Harness for open and short between turbocharger boost control solenoid valve and ECM relay
● Harness for open and short between turbocharger boost control solenoid valve and ECM
>> Repair open circuit or short to ground or short to power in harness or connectors.
PBIB1936E
PBIB1897E
Voltage: Battery voltage
PBIB1945E
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