Check Evap Canister Control Valve Control Circuit For An Open; Check Evap Canister Control Valve - Chery Tiggo 2009 Service Manual

6.

CHECK EVAP CANISTER CONTROL VALVE CONTROL CIRCUIT FOR AN OPEN

• Check voltage between EVAP canister control valve terminal 2 and ground.
• Approximately 3.6 V should exist.
Is the check result normal?
Yes >>
Go to the next step.
No >>
Repair or replace open circuit in harness or connectors.
If harness is normal, go to the next step.
7.

CHECK EVAP CANISTER CONTROL VALVE

• Turn ignition switch off.
• Remove EVAP canister control valve.
• Check resistance as table shown.
EVAP CANISTER
CONTROL VALVE
TERMINAL NO.
1 & 2
• Check air passage continuity and operation when apply 12 V current supply voltage between terminal 1 and 2.
• The check results should match specification.
Is the check result normal?
Yes >>
Go to the next step.
No >>
Replace EVAP canister control valve.
8.
CHECK DTC
• With the X-431 scan tool, read ECM DTCs.
• Refer to DTC Confirmation Procedure .
Is DTC P0444 still present?
Yes >>
Replace the ECM.
NOTE : The Immobilizer control module must be matched to the new ECM (See ECM Removal & Instal-
lation in Section 03 Electronic Engine Controls).
No >>
The system is now operating properly.
Reassemble the vehicle and road test to verify the customers complaint is repaired.
190
03–
DIAGNOSIS & TESTING
RESISTANCE
(20°C)
Approximately 26
Chery Automobile Co., Ltd.