ON-BOARD DIAGNOSTIC
U–25
U
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DTC B2453, B2454A6E857001038208
Diagnostic procedure
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DTC B2548A6E857001038210
Diagnostic procedure
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4INSPECT WATER HEATER UNIT
•Clear the DTC.
•Perform the KOEO Self Test. (See U–22
KOEO Self Test/Combustion Test.)
•Is the same DTC present?Yes Replace the water heater unit.
(See U–15 WATER HEATER UNIT REMOVAL/
INSTALLATION)
No Go to the next step.
5VERIFY AFTER REPAIR PROCEDURE
•Perform after repair procedure. (See U–22–1
After Repair Procedure.)
•Are any DTCs present?Yes Go to the applicable DTC troubleshooting.
No Troubleshooting completed. STEP INSPECTION ACTION
DTCB2453 Blower fan circuit short to ground
B2454 Blower fan circuit open
DETECTION
CONDITION•CPU detects Malfunction in blower fan circuit
POSSIBLE
CAUSE•Water heater unit malfunction
ACTION
•Replace the water heater unit.
(See U–15 WATER HEATER UNIT REMOVAL/INSTALLATION)
DTC B2548 Water heater lockout mode
DETECTION
CONDITION•This DTC is stored if the water heater unit detects the same DTC three times and the water heater unit
then suspends system operation for safety reasons.
POSSIBLE
CAUSE•Water heater unit malfunction
•Fuel pump (water heater system) malfunction
•Generator malfunction
•Battery malfunction
•Open or short circuit in related harness
STEP INSPECTION ACTION
1INSPECT WATER HEATER UNIT
•Perform the lockout reset. (See U–22–1 Lockout
Reset.)
•Read DTCs using the SST (WDS or equivalent)
•Are any DTCs present?Yes Go to applicable DTC troubleshooting.
No Troubleshooting completed.
TD–4
TECHNICAL DATA
ENGINE ELECTRICAL SYSTEMA6E931001001205
*1: Back-up current is the constant flow of current present (for the audio unit, clock, PCM, etc.) when the engine
switch is off and with the key removed.
*
2: Must not be 0 A.
*3: Cold area
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CLUTCHA6E931001024201
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MANUAL TRANSAXLEA6E931001024202
ItemSpecification
Diesel engine
MZR-CD (RF Turbo)
BatteryElectrolyte gravity 1.27—1.29
Back-up current*
1(mA) Max.20
Type
95D31L, 115D31L
*3
Test load chart (A) Battery type95D31L (64) 250
115D31L (70) *3320
Slow-charge (A)Battery type
(5-hour rate)95D31L (64) 6.5—8.0
115D31L (70)
*37.0—8.5
Quick-charge
Battery type
(5-hour rate)95D31L (64) 40
(A/30 min)
115D31L (70)
*345
GeneratorStandard voltage (V)Ignition switch ON TerminalBB+
L Approx. 1
SB+
Idle [20°C {68°F}] TerminalB
14.1—14.7 L
S
Generated current*
2
(reference) (A) Engine speed (rpm)1,000 0—80
2,000 0—90
Starter No load testVoltage (V) 11
Current (A) Below 130
Item Specification
Clutch coverDiaphragm
spring fingersDepth mm {in} 0.6 {0.024}
Misalignment mm {in} 0.6 {0.024}
Maximum clearance of flatness of the
pressure platemm {in} 0.3 {0.012}
Flywheel Run out limit mm {in} 0.3 {0.012}
Item Specification
Manual transaxle typeA65M-R
Transaxle controlFloor-shift
Operation systemCable
Shift assistSynchromesh
Gear ratio1st 3.416
2nd 1.944
3rd 1.258
4th 0.902
5th 0.659
Reverse 3.252
Final gear ratio3.588
Transaxle oilGrade API service GL-4 or GL-5
Viscosity (All-season) SAE 75W-90
Capacity (approximate quantity)
2.30 {2.40, 2.00}
(L {US qt, Imp qt})
