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WIPER, WASHER & HORN
K ELECTRICAL
CONTENTS
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SECTION
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Revision: 2006 July 2007 FX35/FX45
WIPER, WASHER & HORN
PRECAUTION ............................................................ 3
Precautions for Supplemental Restraint System
(SRS) “AIR BAG” and “SEAT BELT PRE-TEN-
SIONER” ............................................................. ..... 3
FRONT WIPER AND WASHER SYSTEM ............. ..... 4
Components Parts and Harness Connector Loca-
tion ...................................................................... ..... 4
System Description ............................................. ..... 4
OUT LINE ......................................................... ..... 4
LOW SPEED WIPER OPERATION ................. ..... 5
HIGH SPEED WIPER OPERATION ................ ..... 5
INTERMITTENT OPERATION ......................... ..... 5
AUTO STOP OPERATION ............................... ..... 6
WASHER OPERATION .................................... ..... 6
MIST OPERATION ........................................... ..... 6
FAIL-SAFE FUNCTION .................................... ..... 7
COMBINATION SWITCH READING FUNCTION ..... 8
CAN Communication System Description ........... ... 10
CAN Communication Unit ................................... ... 10
Schematic ........................................................... .... 11
Wiring Diagram — WIPER — ............................. ... 12
Terminals and Reference Values for BCM .......... ... 15
Terminals and Reference Values for IPDM E/R .. ... 18
How to Proceed With Trouble Diagnosis ............. ... 19
Preliminary Check ............................................... ... 19
CHECK POWER SUPPLY AND GROUND CIR-
CUIT ................................................................. ... 19
CONSULT-II Functions (BCM) ............................ ... 20
CONSULT-II BASIC OPERATION .................... ... 20
WORK SUPPORT ............................................ ... 20
DATA MONITOR .............................................. ... 20
ACTIVE TEST .................................................. ... 21
CONSULT-II Functions (IPDM E/R) .................... ... 22
CONSULT-II BASIC OPERATION .................... ... 22
DATA MONITOR .............................................. ... 22
ACTIVE TEST .................................................. ... 22
Front Wiper Does Not Operate ........................... ... 23
Front Wiper Does Not Return to Stop Position .... ... 25
Only Front Wiper Low Does Not Operate ........... ... 26
Only Front Wiper Hi Does Not Operate ............... ... 28 Only Front Wiper Intermittent Does Not Operate ... 29
Front Wiper Interval Time Is Not Controlled by Vehi-
cle Speed ............................................................. ... 29
Front Wiper Intermittent Operation Switch Position
Cannot Be Adjusted ............................................. ... 30
Wiper Does Not Wipe When Front Washer Operates ... 30
After Front Wiper Operate for 10 Seconds, They
Stop for 20 Seconds, and After Repeating the Oper-
ations Five Times, They Become Inoperative ..... ... 31
Front Wiper Does Not Stop .................................. ... 32
Removal and Installation of Front Wiper Arms,
Adjustment of Wiper Arms Stop Location ............ ... 33
REMOVAL ........................................................ ... 33
INSTALLATION ................................................ ... 33
Removal and Installation of Front Wiper Drive
Assembly ............................................................. ... 33
REMOVAL ........................................................ ... 33
INSTALLATION ................................................ ... 34
Disassembly and Assembly of Front Wiper Drive
Assembly ............................................................. ... 34
DISASSEMBLY ................................................ ... 34
ASSEMBLY ...................................................... ... 34
Washer Nozzle Adjustment ................................. ... 35
Washer Tube Layout ........................................... ... 36
Removal and Installation of Front Washer Nozzle ... 36
Removal and Installation of Front Washer Tube
Joint ..................................................................... ... 36
REMOVAL ........................................................ ... 36
INSTALLATION ................................................ ... 36
Inspection of Washer Nozzle ............................... ... 37
CHECK VALVE ................................................. ... 37
Inspection of Front Wiper and Washer Switch Circuit ... 37
Removal and Installation of Front Wiper and Washer
Switch .................................................................. ... 37
REMOVAL ........................................................ ... 37
INSTALLATION ................................................ ... 37
Removal and Installation of Washer Tank ........... ... 37
REMOVAL ........................................................ ... 37