MRA8DE engine
Instrument panel
Warning/indicator lightsSymptom diagnosis
HEATER AND AIR CONDITIONING SYSTEM
CONTROL SYMPTOMS
Diagnosis Chart By Symptom
Note:
Perform the self-diagnoses with consult before performing the symptom
diagnosis. If dtc is detected, perform
the corresponding diagnosis.
INSUFFICIENT COOLING
Description
Symptom
Insufficient ...
Dtc/circuit diagnosis
U1000 can comm circuit
DTC Logic
DTC DETECTION LOGIC
CONSULT Display
DTC Detection Condition
Possible Cause
CAN COMM CIRCUIT
[U1000]
AV control unit is not transmitting or receiving
CAN communication signal for 2 seconds or
more.
CAN communication system.
...
Drive belt
Automatic tensioner
Generator
Water pump
Air conditioner compressor
Crankshaft pully
WARNINGBe sure the ignition switch is in the OFF
or
LOCK position before servicing drive belt.
The engine could rotate unexpectedly.
Visually inspect the belt for signs of ...