C1604 - Ecu Defect, Internal Errors Or Solenoid Fault - Chery Tiggo 2009 Service Manual

DIAGNOSIS & TESTING

C1604 - ECU Defect, Internal Errors or Solenoid Fault

On Board Diagnostic Logic
• Self-diagnosis detection logic.
DTC DETECTION
DTC NO. DTC DEFINITION POSSIBLE CAUSE
CONDITION
ECU defect, internal errors ECM detected an internal
C1604 ABS module or solenoid
or solenoid fault failure or solenoid failure.
DTC Confirmation Procedure:
Before performing the following procedure, confirm that battery voltage is more than 12 V.
• Turn ignition switch off.
• Connect the X-431 scan tool to the Data Link Connector (DLC) - use the most current software available.
• Turn ignition switch on.
• With the scan tool, record and erase stored DTCs in the ABS module.
• Cycle the ignition switch.
• Start engine and warm it to normal operating temperature.
• Turn ignition switch off and wait for a few seconds.
• Start the engine. With the scan tool connected to the DLC, drive the vehicle over 40 km/h (25 mph).
• With the scan tool select: View ABS Data Stream and DTC.
• If the DTC is detected, the DTC condition is current. Go to Diagnostic Procedure - Step 1.
• If the DTC is not detected, the DTC condition is intermittent (See Diagnostic Help and Intermittent DTC Trou-
bleshooting in Section 12 Brakes for more information).
• Erase all codes and test drive the vehicle to verify the repair is complete.
NOTE :
While performing electrical diagnosis & testing, always refer to the electrical schematics for specific circuit
and component information.
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Chery Automobile Co., Ltd.