Page 2457 of 2771

PG-24
< SERVICE INFORMATION >
IPDM E/R (INTELLIGENT POWER DISTRIBUTION MODULE ENGINE ROOM)
24 Y Cooling fan relay-3 Output —Conditions correct for cooling
fan high operationBattery voltage
Conditions not correct for
cooling fan high operation0V
26 OTail lamp relay (park-
ing lamps)Output — Lighting switch in 2nd position Battery voltage
27 BRTail lamp relay (park-
ing lamps)Output — Lighting switch in 2nd position Battery voltage
28 GRTail lamp relay (park-
ing lamps)Output — Lighting switch in 2nd position Battery voltage
29 PTail lamp relay (park-
ing lamps)Output — Lighting switch in 2nd position Battery voltage
30
(A/T
only)R Fuse 54 Output —Ignition switch ON or START Battery voltage
Ignition switch OFF or ACC 0V
31 O Fuse 55 Output —Ignition switch ON or START Battery voltage
Ignition switch OFF or ACC 0V
32 LWiper high speed sig-
nalOutputON or
STARTWiper switchOFF, LO, INT 0V
HI Battery voltage
33 YWiper low speed sig-
nalOutputON or
STARTWiper switchOFF 0V
LO or INT Battery voltage
35 BRStarter relay (inhibit
switch)InputON or
STARTSelector lever in "P" or "N"
(CVT or A/T) or clutch pedal
depressed (M/T)Battery voltage
Selector lever any other posi-
tion (CVT or A/T) or clutch
pedal released (M/T)0V
36 BR Fuel pump relay Output —Ignition switch ON or START Battery voltage
Ignition switch OFF or ACC 0V
37 G Oil pressure switch InputON or
STARTEngine running and oil pres-
sure within specificationBattery voltage
Engine not running or oil pres-
sure below specification0V
38 R Wiper auto stop signal InputON or
STARTWipers not in park position Battery voltage
Wipers in park position 0V
39 B Ground Input — — 0V
40 P CAN-L — ON — —
41 L CAN-H — ON — —
45 R Horn relay control Input —Horn switch PUSHED, alarm
switch activated or door lock/
unlock is confirmed when op-
erating lock system via the
keyfob0V
Horn switch released, alarm
not active, keyfob not activeBattery voltage
46 YThrottle control motor
relay controlInput —Ignition switch ON or START 0V
Ignition switch OFF or ACC Battery voltage
47 GRFuel pump relay con-
trolInput —
Ignition switch ON or START 0V
Ignition switch OFF or ACC Battery voltage Te r m i n a lWire
colorSignal nameSignal
input/
outputMeasuring condition
Reference value
(Approx.) Ignition
switchOperation or condition
Page 2458 of 2771

IPDM E/R (INTELLIGENT POWER DISTRIBUTION MODULE ENGINE ROOM)
PG-25
< SERVICE INFORMATION >
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PIPDM E/R Power/Ground Circuit InspectionINFOID:0000000001704704
1.FUSE AND FUSIBLE LINK INSPECTION
Check that the following fusible links or IPDM E/R fuses are not blown.
OK or NG
OK >> GO TO 2.
NG >> Replace fuse or fusible link.
2.POWER CIRCUIT INSPECTION
1. Turn ignition switch OFF.
2. Disconnect IPDM E/R harness connector E42.
3. Check voltage between IPDM E/R harness connector E42 terminals 1, 2 and ground.
50 V Front fog lamp (LH)Output ON or
STARTLighting
switch must
be in the 2ND
position
(LOW beam
is ON) and
the front fog
lamp switchOFF 0V
ON Battery voltage
51 W Front fog lamp (RH) OutputON or
STARTLighting
switch must
be in the 2ND
position
(LOW beam
is ON) and
the front fog
lamp switchOFF 0V
ON Battery voltage
52 LLH Low beam head-
lampOutput — Lighting switch in 2nd position Battery voltage
54 PRH Low beam head-
lampOutput — Lighting switch in 2nd position Battery voltage
55 GLH High beam head-
lampOutput —Lighting switch in 2nd position
and placed in HIGH or PASS
positionBattery voltage
56 YRH High beam head-
lampOutput —Lighting switch in 2nd position
and placed in HIGH or PASS
positionBattery voltage
59 B Ground Input — — 0V
60 RRear window defogger
relayOutputON or
STARTRear defogger Switch ON Battery voltage
Rear defogger Switch OFF 0V Te r m i n a lWire
colorSignal nameSignal
input/
outputMeasuring condition
Reference value
(Approx.) Ignition
switchOperation or condition
Terminal No. Signal name Fuse, fusible link No.
1, 2 Battery power a, b, d
Page 2459 of 2771

PG-26
< SERVICE INFORMATION >
IPDM E/R (INTELLIGENT POWER DISTRIBUTION MODULE ENGINE ROOM)
OK or NG
OK >> GO TO 3.
NG >> Repair or replace IPDM E/R power circuit harness.
3.GROUND CIRCUIT INSPECTION
1. Disconnect IPDM E/R harness connectors E46 and E48.
2. Check continuity between IPDM E/R harness connector E46
(A) terminal 39, E48 (B) terminal 59 and ground.
OK or NG
OK >> Inspection End.
NG >> Repair or replace IPDM E/R ground circuit harness.
Inspection with CONSULT-III (Self-Diagnosis)INFOID:0000000001704705
1.SELF-DIAGNOSIS RESULT CHECK
1. Connect CONSULT-III and select "IPDM E/R" on the "SELECT SYSTEM" screen.
2. Select "SELF-DIAG RESULTS" on the "SELECT DIAG MODE" screen.
3. Check display content in self-diagnosis results.
NOTE:
The Details for Display for the Period are as follows:
• CRNT: Error currently detected by IPDM E/R.
• PAST: Error detected in the past and stored in IPDM E/R memory.
Contents displayed
NO DTC DETECTED. FURTHER TESTING MAY BE REQUIRED.>>Inspection End.
CAN COMM CIRC>>Print out the self-diagnosis result and refer to LAN-15, "
Trouble Diagnosis Flow Chart".
Removal and Installation of IPDM E/RINFOID:0000000001704706
: Vehicle front
REMOVAL
Battery voltage should exist.
SKIA1987E
Continuity should exist.
WKIA5667E
CONSULT-III DisplayCONSULT-III
display codeTIME
Details of diagnosis result
CRNT PAST
NO DTC IS DETECTED.
FURTHER TESTING MAY BE REQUIRED.— — — No malfunction
CAN COMM CIRC U1000 X XAny of items listed below have errors:
• TRANSMIT DIAG
•ECM
• BCM/SEC
Page 2460 of 2771
IPDM E/R (INTELLIGENT POWER DISTRIBUTION MODULE ENGINE ROOM)
PG-27
< SERVICE INFORMATION >
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1. Lift up the IPDM E/R while pushing and opening pawls (A) or
(B), and remove the IPDM E/R while pushing and opening the
other side pawls.
2. Disconnect harness connector.
INSTALLATION
Installation is the reverse order of removal.
WKIA5668E
Page 2461 of 2771
PG-28
< SERVICE INFORMATION >
GROUND CIRCUIT
GROUND CIRCUIT
Ground DistributionINFOID:0000000001704707
MAIN HARNESS
AWMIA0140GB
Page 2462 of 2771
GROUND CIRCUIT
PG-29
< SERVICE INFORMATION >
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AWMIA0119GB
Page 2463 of 2771
PG-30
< SERVICE INFORMATION >
GROUND CIRCUIT
AWMIA0141GB
Page 2464 of 2771
GROUND CIRCUIT
PG-31
< SERVICE INFORMATION >
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ENGINE ROOM HARNESS
WKIA5992E