DESCRIPTION
When the engine switch is turned on (IG), the IG power source circuit supplies positive (+) voltage to the multiplex tilt and telescopic ECU.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
Inspect the fuses for circuits related to this system before performing the following procedure.
PROCEDURE
1. | CHECK HARNESS AND CONNECTOR (MULTIPLEX TILT AND TELESCOPIC ECU - BATTERY) |
(a) Disconnect the G63 multiplex tilt and telescopic ECU connector. |
|
(b) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
Tester Connection | Condition | Specified Condition |
---|---|---|
G63-10 (IG) - Body ground | Engine switch on (IG) | 11 to 14 V |
NG | REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
2. | CHECK HARNESS AND CONNECTOR (MULTIPLEX TILT AND TELESCOPIC ECU - BODY GROUND) |
(a) Disconnect the G63 multiplex tilt and telescopic ECU connector. |
|
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection | Condition | Specified Condition |
---|---|---|
G63-1 (GND) - Body ground | Always | Below 1 Ω |
G63-8 (GND2) - Body ground | Always | Below 1 Ω |
OK | REPLACE MULTIPLEX TILT AND TELESCOPIC ECU |
NG | REPAIR OR REPLACE HARNESS OR CONNECTOR |