|
|
P0850 PNP SWITCH EC-1065 < DTC/CIRCUIT DIAGNOSIS > [MR EXCEPT FOR NISMO RS MODELS] C D E F G H I J K L M A EC N P O P0850 PNP SWITCH Description INFOID:0000000012198581 For CVT models, transmission range switch is turn ON when the selector lever is P or N. For M/T models, park/neutral position (PNP) range switch is ON when the selector lever is Neutral position. ECM detects the position because the continuity of the line (the ON) exists. DTC Logic INFOID:0000000012198582 DTC DETECTION LOGIC DTC CONFIRMATION PROCEDURE 1. INSPECTION START Do you have CONSULT? YES >> GO TO 2. NO >> GO TO 5. 2. PRECONDITIONING If DTC Confirmation Procedure has been previously conducted, always perform the following procedure before conducting the next test. 1. Turn ignition switch OFF and wait at least 10 seconds. 2. Turn ignition switch ON. 3. Turn ignition switch OFF and wait at least 10 seconds. >> GO TO 3. 3. CHECK PNP SIGNAL FUNCTION With CONSULT 1. Turn ignition switch ON. 2. Select “P/N POSI SW” in “DATA MONITOR” mode of “ENGINE” using CONSULT. Then check the “P/N POSI SW” signal as per the following conditions. Is the inspection result normal? YES >> GO TO 4. NO >> Proceed to EC-1066, "Diagnosis Procedure" . 4. PERFORM DTC CONFIRMATION PROCEDURE 1. Select “DATA MONITOR” mode of “ENGINE” using CONSULT. 2. Start engine and warm it up to normal operating temperature. DTC No. Trouble diagnosis name (Trouble diagnosis content) DTC detecting condition Possible cause P0850 P-N POS SW/CIRCUIT • For CVT models, the signal of transmis- sion range switch is not changed in the • For M/T models, the signal of the park/ neutral position (PNP) switch is not • Harness or connectors [The transmission range switch circuit is • Transmission range switch (CVT mod- els) • Park/neutral position (PNP) switch (M/T models) Selector lever position Known-good signal N or P position (CVT) ON Except above position OFF |