Description
BCM confirms the shift position with the following 2 signals.
CVT selector lever
P/N position switch
DTC Logic
DTC DETECTION LOGIC
NOTE:
If DTC B2603 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to SEC-29, "DTC Logic".
If DTC B2603 is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to SEC-30, "DTC Logic".
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
Start the engine under the following conditions and wait for at least 1 second.
CVT selector lever is in the P position.
Do not depress the brake pedal.
Shift to N and wait for at least 1 second.
Shift to any gear other than P or N and wait for at least 1 second.
Check "Self diagnostic result" with CONSULT.
Diagnosis Procedure
Regarding Wiring Diagram information, refer to SEC-147, "Wiring Diagram" or SEC-128, "Wiring Diagram".
1.CHECK DTC WITH IPDM E/R
Check "Self diagnostic result" with CONSULT. Refer to PCS-27, "DTC Index".
2.CHECK TRANSMISSION RANGE SWITCH CIRCUIT
Turn ignition switch OFF.
Disconnect TCM harness connector and BCM harness connector.
Check continuity between TCM harness connector F15 (A) terminal 20 and BCM harness connector M18 (B) terminal 48.
4. Check continuity between TCM harness connector F15 (A) terminal 20 and ground.
3.CHECK CVT SHIFT SELECT POWER SUPPLY
Turn ignition switch OFF.
Disconnect CVT shift selector harness connector.
Check voltage between CVT shift selector harness connector M78 terminal 8 and ground.
4.CHECK CVT SHIFT SELECTOR POWER SUPPLY CIRCUIT
Disconnect BCM harness connector.
Check continuity between BCM harness connector M19 (A) terminal 84 and CVT shift selector harness connector M78 (B) terminal 8.
3. Check continuity between BCM harness connector M19 (A) terminal 84 and ground.
5.CHECK CVT SHIFT SELECTOR CIRCUIT
Disconnect BCM harness connector.
Check continuity between BCM harness connector M19 (A) terminal 87 and CVT shift selector harness connector M78 (B) terminal 9.
3. Check continuity between BCM harness connector M19 (A) terminal 87 and ground.
6.CHECK CVT SHIFT SELECTOR
Refer to SEC-52, "Component Inspection".
7.CHECK INTERMITTENT INCIDENT
Refer to GI-41, "Intermittent Incident".
Inspection End.
Main line between A-bag and ABS circuit
Diagnosis Procedure
1.CHECK CONNECTOR
Turn the ignition switch OFF.
Disconnect the battery cable from the negative
terminal.
Check the following terminals and connectors
for damage, bend and loose connection (connector side
and harness side).
...
Increasing fuel economy
Keep your engine tuned up.
Follow the recommended scheduled maintenance.
Keep the tires inflated to the correct pressure.
Low tire pressure increases tire wear
and lowers fuel economy.
Keep the wheels in correct alignment. Improper
alignment increases tire wear and
lowers fuel eco ...
Instrument panel assembly
Exploded View
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