Page 845 - Workshop Manual - Tunland (2017)
P. 845

DIAGNOSTICS - ENGINE CONTROL SYSTEM                          04-159

                 P1695,P1696-SENSOR POWER 5 FAULT                                                                    04

                 P1695-SENSOR POWER 5 CIRCUIT - VOLTAGE IS ABOVE
                 NORMAL OR SHORTED TO HIGH VOLTAGE POWER SUPPLY

                 P1696-SENSOR POWER 5 CIRCUIT - VOLTAGE IS BELOW
                 NORMAL OR SHORTED TO LOW VOLTAGE POWER SUPPLY

                 Description
                 1 .    The NO.5 sensor power supply of the engine control module (ECM) provides 5V
                        power supply to the remote accelerator, coolant level sensor, accelerator position
                        sensor 2 and postprocessing diesel particulate filter pressure differenc sensor.

                                                                    DTC inspection
                          DTC                DTC definition                                 Trouble location
                                                                       conditions

                                             Sensor power 5
                                            circuit - voltage is
                         P1695              above normal or
                                                                  • When the key          • ECM power supply
                                             shorted to high
                                          voltage power supply      switch is in ON         short circuit, sensor
                                                                    position, the           damage, short
                                             Sensor power 5         diagnosis continues     wiring harness
                                            circuit - voltage is    to run.               • ECM
                         P1696              below normal or
                                          shorted to low voltage
                                              power supply

                 Diagnosis Procedure

                      CAUTION

                 •      The diagnosis procedure of each sensor and the ECM fault in this fault refer to
                        Chapter 04 - diagnostic - engine control system.
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