Signal Missing. Intermittent Fault
Signal missing. Intermittent fault
Question
Question
Does the car have a DSTC system?
Yes - DSTC
No - STC
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STC - Checking wiring and terminals
DSTC - DSTC
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Checking wiring and terminals
Check the control module and the relevant wheel sensor connectors. Check for intermittent contact resistance and oxidation according to Checking wiring and terminals. Intermittent faults Checking Wiring and Terminals. Intermittent Faults.
Check the wiring between the relevant wheel sensor connectors:
Diagnostic Trouble Code (DTC) ABS-0010 Front left wheel sensor
terminal #2 and control module terminal #1
Diagnostic Trouble Code (DTC) ABS-0020 Front right wheel sensor
terminal #1 and control module terminal #20
check for an intermittent open-circuit according to Checking wiring and terminals. Intermittent faults Checking Wiring and Terminals. Intermittent Faults. Check for an intermittent short-circuit to ground according to Checking wiring and terminals. Intermittent faults Checking Wiring and Terminals. Intermittent Faults. Check for an intermittent short-circuit to supply according to Checking wiring and terminals. Intermittent faults Checking Wiring and Terminals. Intermittent Faults.
Check the wiring between the relevant wheel sensor connectors:
Diagnostic Trouble Code (DTC) ABS-0010 Front left wheel sensor
terminal #2 and control module terminal #1
Diagnostic Trouble Code (DTC) ABS-0020 Front right wheel sensor
terminal #2 and control module terminal #19
check for an intermittent open-circuit according to Checking wiring and terminals. Intermittent faults Checking Wiring and Terminals. Intermittent Faults. Check for an intermittent short-circuit to ground according to Checking wiring and terminals. Intermittent faults Checking Wiring and Terminals. Intermittent Faults. Check for an intermittent short-circuit to supply according to Checking wiring and terminals. Intermittent faults Checking Wiring and Terminals. Intermittent Faults.
Remedy as necessary.
Other information:
- To connect the breakout box, see Connecting the ABS breakout box Pinout Values and Diagnostic Parameters
- For other values, see Signal specification, ABS control module Signal Specification.
Select Continue when the fault has been remedied.
Continue - Fault-tracing information
DONE
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Fault-tracing information
Information
Fault-tracing information
If the fault is intermittent, do not verify fault-tracing if the fault does not recur.
It is possible to view the information again, or leave fault-tracing for this diagnostic trouble code (DTC).
Do you want to view the information again?
Yes - Attempt New Test
No - Fault Found
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Attempt New Test - Checking wiring and terminals
DONE - DONE
FAULT FOUND - Fault Found
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DSTC
No signal. Intermittent fault
Checking the wiring and connections
Check the connectors of the control unit and the relevant wheel sensor for intermittent contact resistance and oxidation, as described in Checking wiring and terminals. Intermittent faults Checking Wiring and Terminals. Intermittent Faults.
Check the wires between relevant wheel sensor connector:
Diagnostic trouble code ABS-0010 Front LH wheel sensor
#1 and control unit #34
Diagnostic trouble code ABS-0020 Front RH wheel sensor
#1 and control unit #4
for an intermittent open circuit as described in Checking wiring and terminals. Intermittent faults Checking Wiring and Terminals. Intermittent Faults , for an intermittent short circuit to ground as described in Checking wiring and terminals. Intermittent faults Checking Wiring and Terminals. Intermittent Faults , and for an intermittent short circuit to voltage supply as described in Checking wiring and terminals. Intermittent faults Checking Wiring and Terminals. Intermittent Faults.
Check the wires between relevant wheel sensor connector:
Diagnostic trouble code ABS-0010 Front LH wheel sensor
#2 and control unit #33
Diagnostic trouble code ABS-0020 Front RH wheel sensor
#2 and control unit #3
for an intermittent open circuit as described in Checking wiring and terminals. Intermittent faults Checking Wiring and Terminals. Intermittent Faults , for an intermittent short circuit to ground as described in Checking wiring and terminals. Intermittent faults Checking Wiring and Terminals. Intermittent Faults , and for an intermittent short circuit to voltage supply as described in Checking wiring and terminals. Intermittent faults Checking Wiring and Terminals. Intermittent Faults.
Do the necessary corrective action.
Additional information:
- To connect the test box, see Connecting the ABS/DSTC breakout box Pinout Values and Diagnostic Parameters.
- For additional values, see Signal specification, ABS / DSTC (dynamic stability and traction control) control module Signal Specification.
Select Continue when the fault has been rectified.
Continue - Trouble-shooting information
DONE
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Trouble-shooting information
Information
Attempt New Test - Checking the wiring and connections
DONE - DONE
FAULT FOUND - Fault Found
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FAULT FOUND - Fault Found
DONE - DONE
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