Nissan Maxima Service and Repair Manual: Horn function

Nissan Maxima Service and Repair Manual / Body exterior, doors, roof & vehicle security / Door & lock / DTC/circuit diagnosis / Horn function

Description

Perform answer-back for each operation with horn.

Component Function Check

1. CHECK FUNCTION

  1. Select HORN in "ACTIVE TEST" mode with CONSULT.
  2. Check the horn (high/low) operation.

Nissan Maxima. CHECK FUNCTION

Diagnosis Procedure

1. CHECK HORN FUNCTION

Check horn function with horn switch

2. CHECK HORN RELAY POWER SUPPLY

Nissan Maxima. CHECK HORN RELAY POWER SUPPLY

  1. Turn ignition switch ON.
  2. Perform "ACTIVE TEST" ("HORN") with CONSULT.
  3. Using an oscilloscope or analog voltmeter, check voltage between IPDM E/R connector and ground.

Nissan Maxima. CHECK HORN RELAY POWER SUPPLY

3. CHECK INTERMITTENT INCIDENT

    Key slot illumination

    Combination meter display function