DIAGNOSIS SYSTEM
1. DESCRIPTION
The ECU stores trouble codes when malfunctions occur.
The diagnostic system allows for reading of the trouble codes from the DLC3 using the Techstream.
Use the Techstream to help diagnose and repair the problem.
2. CHECK DLC3
(a) Check the DLC3 (See page
).
Problem Symptoms Table
Terminals Of EcuOpen in Occupant Classification ECU Battery Positive Line (B1794)
DESCRIPTION
This circuit consists of the occupant classification ECU and power source circuit
(battery, fuse and wire harness).
DTC B1794 is recorded when a malfunction is detected in the occupant classification
ECU or power source circuit.
HINT:
If DT ...
Inspection
INSPECTION
PROCEDURE
1. INSPECT FUEL PUMP ASSEMBLY WITH FILTER
(a) Inspect fuel pump resistance.
(1) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection
Condition
...
Open in Outside Luggage Compartment Electrical Key Antenna Circuit (B27A8)
DESCRIPTION
The certification ECU (smart key ECU assembly) generates a request signal and
sends it to the outside electrical key oscillator (for rear side). To detect the
key near the driver door, the outside electrical key oscillator (for rear side)
cr ...