Suzuki Wagon R Plus RB310, Service Manual

Page: 235 / 846

6-2-60 ENGINE GENERAL INFORMATION AND DIAGNOSIS (M13 ENGINE)
9 Main Relay Check
1) Measure resistance between each two terminals of main
relay. (See Fig. 3).
Between main relay terminals
“A” and “B”: Infinity
“C” and “D”: 160 – 240
Ω
at 20°C (68°F)
2) Check that there is continuity between terminals “A” and
“B” when battery is connected to terminals “C” and “D”
(See Fig. 4).
Is main relay in good condition?
“BLU/BLK” wire
open circuit or
high resistance cir-
cuit. Replace main
relay.
Step Action Yes No
[A]: Fig. 1 for Step 3 [C]: Fig. 3 for Step 9 1. FI fuse (20 A)
[B]: Fig. 2 for Step 7 [D]: Fig. 4 for Step 9 2. Main relay
[A] [B]
[D] [C]
1
2