On-Vehicle Service; Battery Replacement - Mitsubishi MOTORS Space Runner 1999 Workshop Manual Supplement

INSPECTION AT KEYLESS ENTRY RECEIVER-ECU TERMINALS
TERMINAL VOLTAGE CHART
1. Measure the voltages between terminal (37) (earth terminal) and each respective terminal.
2. The terminal arrangements are shown in the illustrations below.
Connector Signal
Terminal No.
17 Door lock output
18 Ignition switch g
19 Diagnostic selection (Input) g
21, 38 Keyless entry receiver-ECU
power supply
23, 24 , Hazard warning lamp
Battery
BODY –
Keyless Entry System
Checking Requirements
When operating
When not operating
Ignition switch: ACC or ON
Ignition switch: OFF
MUT-II : Connected
( )
MUT-II : Disconnected
Always
g When lamp is switched off
When lamp illuminates

ON-VEHICLE SERVICE

Open

BATTERY REPLACEMENT

1. Insert a screwdriver in a slit in the transmitter case and
2. Install a new battery with its positive side down.
3. Firmly close the transmitter case.
4. Check that the keyless entry system operates properly.
pry it lightly to open the case. Then take the battery out
of the transmitter.
Replacement battery: Lithium battery CR2016
Caution
When the transmitter is opened, be careful not to allow
water, dust, etc. to stick to the transmitter. In addition,
do not touch the precision electronic device.
42-55
42800220010
Normal Condition
System voltage
0V
System voltage
0V
0V
Apporox. 4V
System voltage
0V
System voltage
42800090017
2