Inspection Procedure
- INSPECT MULTIPLEX NETWORK BODY ECU (BATB, BECU AND ALTB TERMINALS)
- Disconnect the instrument panel J/B (IA, ID) connectors.
- Measure the voltage according to the value (s) in MULTIPLEX NETWORK BODY ECU (BATB, BECU AND ALTB TERMINALS)
.
Standard:
MULTIPLEX NETWORK BODY ECU (BATB, BECU AND ALTB TERMINALS)Tester Connection Condition Specified Condition IA-1 (BATB) - Body ground Always 10 to 14 V ID-10 (BECU) - Body ground Always 10 to 14 V ID-16 (ALTB) - Body ground Always 10 to 14 V
- NG: REPAIR OR REPLACE HARNESS OR CONNECTOR (BATB, BECU OR ALTB CIRCUIT)
- OK: Go to next step
- INSPECT MULTIPLEX NETWORK BODY ECU (GND TERMINAL)
- Disconnect the instrument panel J/B (IF, IM) connectors.
- Measure the resistance according to the value (s) in MULTIPLEX NETWORK BODY ECU (GND TERMINAL)
.
Standard:
MULTIPLEX NETWORK BODY ECU (GND TERMINAL)Tester Connection Condition Specified Condition IF-10 (GND1) - Body ground Always Below 1 Ω IM-9 (GND2) - Body ground Always Below 1 Ω
- NG: REPAIR OR REPLACE HARNESS OR CONNECTOR (GND CIRCUIT)
- OK: PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE (SEE PROBLEM SYMPTOMS TABLE )