F–80
ON-BOARD DIAGNOSTIC
DTC P0038
A6E397001084W07
Diagnostic procedure
DTC P0038
Rear HO2S heater circuit high input
DETECTION
CONDITION
•
PCM monitors rear HO2S heater control signal at PCM terminal 4D. If PCM turns rear HO2S heater on but
rear HO2S heater circuit has high voltage, PCM determines that rear HO2S heater circuit has malfunction.
Diagnostic support note
•
This is a continuous monitor (O
2
sensor heater).
•
MIL illuminates if PCM detects the above malfunction condition in two consecutive drive cycles or in one
drive cycle while the DTC for the same malfunction has been stored in the PCM.
•
PENDING CODE is available if PCM detects the above malfunction condition during first drive cycle.
•
FREEZE FRAME DATA is available.
•
DTC is stored in PCM memory.
POSSIBLE
CAUSE
•
Short to power circuit between rear HO2S terminal D and PCM terminal 4D
•
Rear HO2S or PCM terminal is shorted
•
Rear HO2S heater malfunction
•
PCM malfunction
STEP
INSPECTION
ACTION
1
PERFORM DTC CONFIRMATION PROCEDURE
•
Perform DTC CONFIRMATION PROCEDURE.
(See
F–66 DTC CONFIRMATION
PROCEDURE
.)
•
Is same DTC present?
Yes Go to next step.
No
Intermittent concern exists. Go to INTERMITTENT
CONCERN TROUBLESHOOTING procedure.
(See
F–227 INTERMITTENT CONCERN
TROUBLESHOOTING
.)
2
INSPECT REAR HO2S TERMINAL
•
Turn ignition key to OFF.
•
Disconnect rear HO2S connector.
•
Inspect for bent terminals
•
Is there any malfunction?
Yes Repair or replace terminal, then go to Step 6.
No
Go to next step.
3
INSPECT REAR HO2S HEATER
•
Inspect rear HO2S heater.
(See
F–56 HEATED OXYGEN SENSOR
(HO2S) INSPECTION
.)
•
Is rear HO2S heater okay?
Yes Go to next step.
No
Replace the rear HO2S, then go to Step 6.
Содержание 6 2002
Страница 104: ...F 4 LOCATION INDEX End Of Sie FUEL SYSTEM A6E390001006W01 Engine Room Side A6E3912W015...
Страница 151: ...F 36 EXHAUST SYSTEM A6E3914W002...
Страница 312: ...F 182 TROUBLESHOOTING QUICK DIAGNOSTIC CHART A6E398018881W02 A6E3980W001...
Страница 313: ...TROUBLESHOOTING F 183 F A6E3980W002...
Страница 314: ...F 184 TROUBLESHOOTING A6E3980W003...
Страница 315: ...TROUBLESHOOTING F 185 F End Of Sie A6E3980W004...
Страница 410: ...K 3 K...
Страница 411: ...K 4 LOCATION INDEX AUTOMATIC TRANSAXLE LOCATION INDEX A6E560001074W01 LOCATION INDEX A6E5600W001...
Страница 526: ...TROUBLESHOOTING K 115 K QUICK DIAGNOSIS CHART A6E568001030W04 A6E5680W001...
Страница 527: ...K 116 TROUBLESHOOTING End Of Sie A6E5680W002...
Страница 653: ...ON BOARD DIAGNOSTIC ABS TCS P 57 P...
Страница 701: ...TROUBLESHOOTING ABS TCS DYNAMIC STABILITY CONTROL P 105 P Vehicle with ABS TCS A6E6980W002...
Страница 702: ...P 106 TROUBLESHOOTING ABS TCS DYNAMIC STABILITY CONTROL Vehicle with DSC End Of Sie A6E6980W100...
Страница 819: ...OUTSIDE MIRROR S 60 2 THIS PAGE IS INTENTIONALLY LEFT BLANK End Of Sie...
Страница 971: ...T 76 WARNING AND INDICATOR SYSTEM Operating Order A6E8118W009...
Страница 1150: ...U 4 LOCATION INDEX End Of Sie CONTROL SYSTEM A6E850001042W01 L H D A6E8500W003 A6E8500W004...
Страница 1152: ...U 6 LOCATION INDEX R H D A6E8500W005 A6E8500W006...
Страница 1177: ...U 26 BASIC SYSTEM 12 Perform the refrigerant system performance test See U 13 REFRIGERANT SYSTEM PERFORMANCE TEST A6E8516W029...