NOISE, VIBRATION AND HARSHNESS (NVH) TROUBLESHOOTING
NVH Troubleshooting Chart
Use the chart below to find the cause of the symptom. If necessary, repair or replace these parts.

×: Applicable
System description
Periodic maintenanceP1574 ASCD vehicle speed sensor
Description
The ECM receives two vehicle speed sensor signals via CAN communication line.
One is sent from combination
meter, and the other is from TCM (Transmission control module). The ECM uses
these signals for ASCD
control. Refer to EC-47, "AUTOMATIC SPEED CONTROL DEVICE (ASCD) : Sys ...
Service data and specifications (SDS)
General Specification
GENERAL SPECIFICATIONS
( ): Valve timing control “ON”
Drive belt
Spark Plug
Intake Manifold
Exhaust Manifold
Camshaft
*1: Cam wear limit
*2: Total indicator reading
VALVE LIFTER
VALVE CLEARANCE
*: Approximately 80°C (176°F)
AVAIL ...
Component parts
Component Parts Location
ENGINE ROOM COMPARTMENT
No.
Component
Function
1
IPDM E/R
IPDM E/R control the internal relays and the actuators.
Refer to PCS-5, "RELAY CONTROL SYSTEM : System
Description".
When CAN comm ...