Component Inspection
■ Camshaft and crankshaft alignment check(Exhaust)
1.

IG "OFF".

2.

Select "Oscilloscope" in the menu.

3.

Connect Channel A positive probe to Pin No.2 (Signal) and Channel A negative probe to Pin No.1 (Ground) on the CKPS connector.

4.

Connect Channel B to Pin No.2(Signal) terminal of CMPS-EX harness connector and chassis ground.

5.

Engine start. And check the signal waveforms.

Specification : CKPS & CMPS(Exhaust side) synchronization - There are about 15~16 teeth between the CKPS missing tooth and CMPS signal.

Fig.1) Normal Waveforms of CKPS, CMPS-EX at Engine idle.

A: CKPS & CMPS(Exhaust side) syncronization - There are about 15~16 teeth between the CKPS missing tooth and CMPS signal.

6.

Does the CKPS & CMPS(Exhaust side) synchronize properly? (Check variation)

▶ Go to "Verification of Vehicle Repair" procedure.

▶ Carefully re-do this troubleshooting guide steps.

▶ If no problems were found with the circuits or connectors, replace the CMPS Ex and go to "Verification of Vehicle Repair" procedure.

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