Chery Tiggo 2009 Service Manual page 1564

NOTE :
While performing electrical diagnosis & testing, always refer to the electrical schematics for specific circuit
and component information.
Diagnostic Procedure
1.
CHECK RCM DTC
• Connect the X-431 scan tool to the Data Link Connector (DLC) - use the most current software available.
• Turn the ignition switch on, with the scan tool, view and erase stored DTCs in the RCM.
• Turn the ignition switch off, and wait a few seconds, then turn the ignition switch on.
• Wait one minute, and with the scan tool, view active DTCs in the RCM.
Is DTC B2503 present?
Yes >>
Go to the next step.
No >>
Go to step 5.
2.
CHECK WARNING LAMP
• Turn ignition switch off, and wait a few seconds, then turn ignition switch on.
• Observe the airbag warning lamp.
Is the airbag warning lamp illuminated constantly with the ignition ON?
Yes >>
Go to the next step.
No >>
Go to step 4.
3.
CHECK WARNING LAMP CIRCUITS
WARNING!
To avoid serious or fatal injury, turn ignition switch off, disconnect the negative battery cable and wait two min-
utes before proceeding.
• Disconnect the RCM electrical connector (1) (See
Restraints Control Module (RCM) Removal & Instal-
lation in Section 14 Restraints).
• Disconnect the instrument cluster electrical connec-
tor.
• Disconnect the front fuse and relay box electrical
connector B14.
NOTE :
Check connectors - Clean and repair as necessary.
• Check fuse F6.
• Measure the following circuits with a digital multim-
eter:
− Harness for a short to ground between the
front fuse and relay box electrical connector
(terminal B14) and instrument cluster C-001 (terminal 13).
− Harness for a short to ground between the instrument cluster C-001 (terminal 17) and RCM electrical con-
nector J-001 (terminal 7).
− Harness connector C-106, J-100.
Chery Automobile Co., Ltd.
DIAGNOSIS & TESTING
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