








Uniform Tire Quality Grading
CustomizationDiagnosis System
DIAGNOSIS SYSTEM
1. DESCRIPTION
When troubleshooting OBD II (On-Board Diagnostics) vehicles, an OBD
II scan tool (complying with SAE J1987) must be connected to the DLC3 (Data
Link Connector 3) of the vehicle. Various data in the vehicle ECM ( ...
Motor Circuit Malfunction (C1521,C1531-C1534,C1554)
DESCRIPTION
If the power steering ECU detects these DTCs, it will shut off the motor relay
circuit (built into the power steering ECU) and stop power assist. However, power
assist continues if DTC C1533 or C1534 is stored.
DTC No.
D ...
Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
HINT:
Use the table below to help determine the cause of problem symptoms.
If multiple suspected areas are listed, the potential causes of the symptoms
are listed in order of probability in the "Suspected Area" ...