Sunday, October 24, 2010

How Hyundai EQUUS Code P0017 Works?

 

P0017 Crankshaft Position – Camshaft Position Correlation (Bank 1 Sensor B)

Study Guide

Auto Repair

Component Location w/ Auto Repair and Study Guide

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Auto Repair and Study Guide General Description

Auto Repair A Crankshaft Position Sensor (CKPS) is a magnetic type sensor that generates voltage using a sensor and a target wheel mounted on the crankshaft.Study Guide The PCM calculates engine RPM by using the sensor’s signal and controls the injection duration and the ignition timing.

Camshaft Position Sensor (CMPS) is a hall sensor and detects the camshaft position by using a hall element. It is related to Study with Crankshaft Position Sensor (CKPS) and detects the piston position of the each cylinder which the CKPS can’t detect. This CMPS signal is sent to the PCM and it uses CMPS signals for determining the ignition timing with CKPS signals. CMPS makes Sequential Injection possible.

Auto Repair w/ DTC Description

If the deviation between CKPS and CMPS(EX-CMPS Bank 1) is bigger than the threshold value, ECM sets DTC P0017.

Study Guide w/ DTC Detecting Condition

Item

Detecting Condition

Possible Cause

Case1

Study Guide

DTC
Strategy

Camshaft install diagnosis

Poor connection

Contamination of Oil / Clog of Oil path

CKPS, CMPS

OCV

CVVT

Enable
Conditions

Study Guide

First firing detected after ECM installed or ‘Camshaft install fault exist

Adapted CMP - CMP < 2 Deg

Threshold
Value

Study Guide

| Adapted CMP – Set value |> 7 Deg

Case2

Study Guide

DTC
Strategy

Camshaft and crankshaft alignment check

Enable
Conditions

Study Guide

Adapted CMP - CMP < 2 Deg

Engine speed < 1500rpm

Engine load < 50%

ECT > 60C

Threshold
Value

Study Guide

| Adapted CMP – Set value – Adaped CMP during install diagnosis | > 13 Deg

Diagnostic Time

Study Guide

6 camshaft rotations

MIL On Condition

Study Guide

2 driving cycle

More Study Guide and Auto Repair for the engine and transmission

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