Reading and Clearing Diagnostic Trouble Codes
POWER ASSIST SYSTEMS: POWER STEERING SYSTEM: DTC CHECK / CLEAR
1. CHECK DTC (USING THE TECHSTREAM)
(a) Turn the power switch off.
(b) Connect the Techstream to the DLC3.
(c) Turn the power switch on (IG).
(d) Turn the Techstream on.
(e) Read the DTCs following the display on the Techstream. Enter the following menus: Chassis / EMPS / Trouble Codes.
(f) Refer to the Diagnostic Trouble Code Chart for DTC information Power Steering System.
2. CHECK DTC (USING SST CHECK WIRE)
(a) Using SST, connect terminals 13 (TC) and 4 (CG) of the DLC3.
SST : 09843-18040
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(b) Turn the power switch on (IG).
(c) Read and write down any DTCs indicated by the EPS warning light on the combination meter assembly. Refer to the chart on the left for examples of a normal code and DTCs 21 and 22.
HINT
* If the EPS warning light does not blink to display any DTCs set or the normal code, inspect the circuit shown in the table below.
* If two or more malfunctions are detected simultaneously, DTCs will be displayed in ascending numerical order.
(d) Refer to the Diagnostic Trouble Code Chart for DTC information Power Steering System.
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3. CLEAR DTC (USING THE TECHSTREAM)
(a) Turn the power switch off.
(b) Connect the Techstream to the DLC3.
(c) Turn the power switch on (IG).
(d) Turn the Techstream on.
(e) Clear the DTCs following the display on the Techstream. Enter the following menus: Chassis / EMPS / Trouble Codes.
(f) According to the display on the Techstream, select the trouble code data display with the clear button.
(g) Turn the power switch off.
(h) Disconnect the Techstream from the DLC3.
4. CLEAR DTC (USING SST CHECK WIRE)
(a) Using SST, connect terminals 12 (TS) and 4 (CG) of the DLC3, and also terminals 13 (TC) and 4 (CG) of the DLC3.
SST : 09843-18040
(b) Turn the power switch on (READY).
(c) Disconnect and reconnect terminal 13 (TC) of the DLC3 4 times or more within 8 seconds.
(d) Check that the EPS warning light blinks a code to indicate normality.
(e) Turn the power switch off.
(f) Remove SST from the DLC3.
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