Nissan Altima (L32) 2007-2012 Service Manual: P1148, P1168 Closed loop control
DTC Logic
DTC DETECTION LOGIC
NOTE: DTC P1148 or P1168 is displayed with another DTC for A/F sensor 1.
Perform the trouble diagnosis for the corresponding DTC.
P0850 PNP Switch
Description
When the selector lever position is P or N, park/neutral position (PNP)
signal from the TCM is sent to ECM
(CVT models).
When the selector lever position is Neutral position, park/n ...
P1212 TCS Communication line
Description
This CAN communication line is used to control the smooth engine operation
during the TCS operation. Pulse
signals are exchanged between ECM and “ABS actuator and electric unit (cont ...
Other materials:
Oil seal
Removal and Installation of Valve Oil Seal
REMOVAL
1. Turn crankshaft until the cylinder requiring new oil seals is at TDC. This
will prevent valve from dropping
into cylinder.
CAUTION:
When rotating crankshaft, be careful to avoid scarring the front cover with the
timing chain.
2. Remove ...
Camera image signal circuit (rear view camera to
camera control
unit)(sedan)
Description
Rear view camera images are transmitted to the rear view camera control unit
using the camera image signal
circuits.
Diagnosis Procedure
1.CHECK CAMERA IMAGE SIGNAL CIRCUIT CONTINUITY
1. Turn ignition switch OFF.
2. Disconnect rear view camera control unit connector and rear ...
On-vehicle maintenance
SQUEAK AND RATTLE TROUBLE DIAGNOSES
Work Flow
CUSTOMER INTERVIEW
Interview the customer, if possible, to determine the conditions that exist
when the noise occurs. Use the Diagnostic
Worksheet during the interview to document the facts and conditions when the
noise occurs and any
custome ...
