ESP YAMAHA YZF-R1S 2004 User Guide

8-7
CHECKING THE BULBS AND BULB SOCKETSELEC
NOTE:
NOTE:
WARNING
Pocket tester
90890-03112, YU-3112
Check each bulb socket for continuity in the
same manner as described in the bulb section;
however, note the following.
a. Install a good bulb into the bulb socket.
b. Connect the pocket tester probes to the re-
spective leads of the bulb socket.
c. Check the bulb socket for continuity. If any of
the readings indicate no continuity, replace
the bulb socket.
CHECKING THE LEDs
The following procedures applies to all of the
LEDs.
1. Check:

LED (for proper operation)
Improper operation
Replace.
a. Disconnect the meter assembly coupler (me-
ter assembly side).
b. Connect two jumper leads
1 from the bat-
tery terminals to the respective coupler ter-
minal.
As for connecting with which coupler terminal,
refer to “CABLE ROUTING” in chapter 2.

A wire that is used as a jumper lead must
have at least the same capacity of the bat-
tery lead, otherwise the jumper lead may
burn.

This check is likely to produce sparks,
therefore, make sure no flammable gas or
fluid is in the vicinity.
c. When the jumper leads are connected to the
terminals the respective LED should illumi-
nate.
Does not light
Replace the meter assem-
bly.
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8-53
SELF-DIAGNOSISELEC
SELF-DIAGNOSIS
The YZF-R1(S) features a self-diagnosing system for the following circuit(-s):

Fuel pump thermistor

Oil level switch
If any of these circuits are defective, their respective condition codes will be displayed on the warning
light when the main switch is turned “ON” (irrespective of whether the engine is running or not).
Circuit
Defect(-s)System responseCondition code
Fuel pump
thermistor
Open-circuit

Short-circuit
The fuel level warning light indi-
cate the condition code.Refer to *1
Oil level switch
Open-circuit

Short-circuit
The oil level warning light indicate
the condition code.Refer to *2
*1Condition code
Fuel level warning light
*
2Condition code
Oil level warning light
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