SYMPTOM CHART


caution
  • When a trouble symptom is recognised, be sure to check if a diagnosis code is set by the trouble area. If a diagnosis code is set, perform the diagnosis of the diagnosis code first.
  • If there is any problem in the CAN bus lines, an incorrect diagnosis code may be set. Diagnose the CAN bus lines before the diagnosis codes (Refer to GROUP 54C, CAN bus-line diagnostic flow ).
Symptom
 Inspection procedure No.
 Reference page
Communication with M.U.T.-III is not possible
 Communication with all systems is impossible
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 Group 54C, Diagnosis .
Communication with the ASTC-ECU only is impossible
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Communication with the G and yaw rate sensor only is impossible
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Communication with the steering wheel sensor only is impossible
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When the ignition switch is turned to the "ON" position (engine stopped), the brake warning lamp dose not illuminate.
 1
When the ignition switch is turned to the "ON" position (engine stopped), the ABS warning lamp dose not illuminate.
 2
When the ignition switch is turned to the "ON" position (engine stopped), the ASTC indicator lamp dose not illuminate.
 3
When the ignition switch is turned to the "ON" position (engine stopped), the ASTC OFF indicator lamp dose not illuminate.
 4
The brake warning lamp remains illuminated after the engine is started.
 5
The ABS warning lamp remains illuminated after the engine is started.
 6
The ASTC indicator lamp remains illuminated after the engine is started.
 7
The ASTC OFF indicator lamp remains illuminated after the engine is started.
 8
When the ASC switch is push on, ASC system does not be cancelled.
 9
ASTC system dose not operate.
 10