6E1-20
ENGINE AND EMISSION CONTROL SYSTEM
DTC NO.14 HEATED OXYGEN SENSOR CIRCUIT
(SIGNAL VOLTAGE LOW)
WIRING DIAGRAM
1. Heated oxygen sensor
2. Heated oxygen sensor connector
3. ECM/PCM connector
4. ECM/PCM
5. Power supply from main relay
TERMINAL ARRANGEMENT OF ECM/PCM CONNECTOR (VIEWED FROM HARNESS SIDE)
C14
A7
C24
TROUBLESHOOTING
When code No. 11, 13, 14, 18 and 19 are indicated together, it is possible that “Or” wire is open or C14 terminal
connections are poor.
NOTE:
Before diagnosing trouble according to flow table given below, check to make sure that the following
system and parts other than electronic fuel injection system are in good condition.
– Air cleaner (clogged)
– Vacuum leaks (air inhaling)
– Spark plugs (contamination, gap)
– High-tension cords (crack, deterioration)
– Ignition timing
– Engine compression
– Any other system and parts which might affect A/F mixture or combustion.
If DTC No.14 and another DTC No. are indicated together, the latter has priority. Therefore, check and
correct what is represented by that DTC No. first and then proceed to the following check.
Содержание RA410
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Страница 553: ...7B 26 AUTOMATIC TRANSMISSION...
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Страница 761: ...Prepared by Overseas Service Department 1st Ed May 1998 Printed in Japan Printing May 1999 610...