Description
ECM receives vehicle speed signals from two different paths via CAN communication line: One is from the ABS actuator and electric unit (control unit) via the combination unit and the other is from TCM.
DTC Description
DTC DETECTION LOGIC
DTC No. | CONSULT screen terms (Trouble diagnosis content) | DTC detecting condition |
P0500 | VEHICLE SPEED SENSOR A (Vehicle speed sensor ″A″) | At 20 km/h (13 MPH), ECM detects the following status continuously for 5 seconds or more: The difference between a vehicle speed calculated by a output speed sensor transmitted from TCM to ECM via CAN communication and the vehicle speed indicated on the combination meter exceeds 15km/h (10 MPH). |
POSSIBLE CAUSE
FAIL-SAFE
Traveling control mode (Accelerator angle variation control)
DTC CONFIRMATION PROCEDURE
1.CHECK DTC PRIORITY
If DTC P0500 is displayed with DTC UXXXX or P0607, first perform the trouble diagnosis for DTC UXXXX or P0607.
Is applicable DTC detected? YES >> Perform diagnosis of applicable. Refer to EC-93, "DTC Index".
NO >> GO TO 2.
2.PRECONDITIONING
If DTC Confirmation Procedure has been previously conducted, always perform the following procedure before conducting the next test.
TESTING CONDITION: Before performing the following procedure, confirm that battery voltage is 10 V or more at idle.
>> GO TO 3.
3.PERFORM DTC CONFIRMATION PROCEDURE
CAUTION: Always drive vehicle at a safe speed. NOTE: This procedure may be conducted with the drive wheels lifted in the shop or by driving the vehicle. If a road test is expected to be easier, it is unnecessary to lift the vehicle.
Is 1st trip DTC detected? YES >> Proceed to EC-351, "Diagnosis Procedure" NO >> INSPECTION END
Diagnosis Procedure
1.CHECK DTC PRIORITY
If DTC P0500 is displayed with DTC UXXXX or P0607, first perform the trouble diagnosis for DTC UXXXX or P0607.
Is applicable DTC detected? YES >> Perform diagnosis of applicable. Refer to EC-93, "DTC Index".
NO >> GO TO 2.
2.CHECK DTC WITH TCM
Check DTC with TCM. Refer to TM-63, "DTC Index".
Is the inspection result normal? YES >> GO TO 3.
NO >> Perform trouble shooting relevant to DTC indicated.
3.CHECK DTC WITH ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT)
Check DTC with ABS actuator and electric unit (control unit). Refer to BRC-55, "DTC Index".
Is the inspection result normal? YES >> GO TO 4.
NO >> Perform trouble shooting relevant to DTC indicated.
4.CHECK DTC WITH COMBINATION METER
Check DTC with combination meter. Refer to MWI-30, "DTC Index".
Is the inspection result normal? YES >> GO TO 5.
NO >> Perform trouble shooting relevant to DTC indicated.
5.CHECK INPUT SPEED SENSOR
Check input speed sensor. Refer to TM-126, "Diagnosis Procedure".
Is the inspection result normal? YES >> GO TO 6.
NO >> Replace or replace error-detected parts.
6.CHECK WHEEL SENSOR
Check wheel sensor. Refer to BRC-74, "Diagnosis Procedure".
Is the inspection result normal? YES >> GO TO 7.
NO >> Replace or replace error-detected parts.
7.CHECK INTERMITTENT INCIDENT
Refer to GI-41, "Intermittent Incident".
>> INSPECTION END
Occupant classification system control unit
Removal and Installation
OCCUPANT CLASSIFICATION SYSTEM CONTROL UNIT
WARNING:
Before servicing the SRS, turn ignition switch OFF, disconnect
both battery terminals then wait at
least three minutes.
Do not use air tools or electric tools for servicing.
Removal
Re ...
Basic inspection
DIAGNOSIS AND REPAIR WORK FLOW
Work flow
OVERALL SEQUENCE
DETAILED FLOW
1.OBTAIN INFORMATION ABOUT SYMPTOM
Interview the customer to obtain as much information as possible about the
conditions and environment under
which the malfunction occurred.
>> GO TO 2.
2.CHECK SYMPTOM
...
Preparation
Special Service Tools
The actual shape of the tools may differ from those illustrated here.
Tool number
(Kent-Moore No.)
Tool name
Description
(J-44321)
Fuel pressure gauge
kit
Checks fuel pressure
KV10120000
Fuel tube adapter
...